49564872 has 160 divisors (see below), whose sum is σ = 162624000. Its totient is φ = 14097888.

The previous prime is 49564871. The next prime is 49564873. The reversal of 49564872 is 27846594.

It is a happy number.

49564872 is a `hidden beast` number, since 4 + 9 + 564 + 87 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (49564871) and next prime (49564873).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49564871) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 222153 + ... + 222375.

It is an arithmetic number, because the mean of its divisors is an integer number (1016400).

Almost surely, 2^49564872 is an apocalyptic number.

49564872 is a gapful number since it is divisible by the number (42) 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 49564872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81312000).

49564872 is an abundant number, since it is smaller than the sum of its proper divisors (113059128).

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

49564872 is a wasteful number, since it uses less digits than its factorization.

49564872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262 (or 235 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

The square root of 49564872 is about 7040.2323825283. The cubic root of 49564872 is about 367.3313511889.

The spelling of 49564872 in words is "forty-nine million, five hundred sixty-four thousand, eight hundred seventy-two".