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49434 = 23711107
BaseRepresentation
bin1100000100011010
32111210220
430010122
53040214
61020510
7264060
oct140432
974726
1049434
1134160
1224736
1319668
1414030
15e9a9
hexc11a

49434 has 32 divisors (see below), whose sum is σ = 124416. Its totient is φ = 12720.

The previous prime is 49433. The next prime is 49451. The reversal of 49434 is 43494.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (49433) 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, 409 + ... + 515.

It is an arithmetic number, because the mean of its divisors is an integer number (3888).

249434 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49434, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (62208).

49434 is an abundant number, since it is smaller than the sum of its proper divisors (74982).

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

49434 is a wasteful number, since it uses less digits than its factorization.

49434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130.

The product of its digits is 1728, while the sum is 24.

The square root of 49434 is about 222.3375811688. The cubic root of 49434 is about 36.7007763400.

It can be divided in two parts, 494 and 34, that added together give a triangular number (528 = T32).

The spelling of 49434 in words is "forty-nine thousand, four hundred thirty-four".

Divisors: 1 2 3 6 7 11 14 21 22 33 42 66 77 107 154 214 231 321 462 642 749 1177 1498 2247 2354 3531 4494 7062 8239 16478 24717 49434