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49674240 = 2113257211
BaseRepresentation
bin1011110101111…
…1100000000000
310110110201020200
42331133200000
5100204033430
64532405200
71142136600
oct275374000
9113421220
1049674240
1126048aa0
1214776800
13a3a3055
146850c00
154563460
hex2f5f800

49674240 has 432 divisors, whose sum is σ = 218476440. Its totient is φ = 10321920.

The previous prime is 49674203. The next prime is 49674241. The reversal of 49674240 is 4247694.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 49674195 and 49674204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49674241) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4515835 + ... + 4515845.

Almost surely, 249674240 is an apocalyptic number.

49674240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49674240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (109238220).

49674240 is an abundant number, since it is smaller than the sum of its proper divisors (168802200).

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

49674240 is a wasteful number, since it uses less digits than its factorization.

49674240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58 (or 28 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The square root of 49674240 is about 7047.9954597034. The cubic root of 49674240 is about 367.6013326007.

The spelling of 49674240 in words is "forty-nine million, six hundred seventy-four thousand, two hundred forty".