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49470 = 2351797
BaseRepresentation
bin1100000100111110
32111212020
430010332
53040340
61021010
7264141
oct140476
974766
1049470
1134193
1224766
1319695
1414058
15e9d0
hexc13e

49470 has 32 divisors (see below), whose sum is σ = 127008. Its totient is φ = 12288.

The previous prime is 49463. The next prime is 49477. The reversal of 49470 is 7494.

49470 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (49463) and next prime (49477).

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 49470.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49477) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 462 + ... + 558.

It is an arithmetic number, because the mean of its divisors is an integer number (3969).

249470 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63504).

49470 is an abundant number, since it is smaller than the sum of its proper divisors (77538).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49470 is a wasteful number, since it uses less digits than its factorization.

49470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124.

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 49470 is about 222.4185244084. The cubic root of 49470 is about 36.7096832148.

Adding to 49470 its sum of digits (24), we get a palindrome (49494).

The spelling of 49470 in words is "forty-nine thousand, four hundred seventy".

Divisors: 1 2 3 5 6 10 15 17 30 34 51 85 97 102 170 194 255 291 485 510 582 970 1455 1649 2910 3298 4947 8245 9894 16490 24735 49470