49872664 has 16 divisors (see below), whose sum is σ = 93586320. Its totient is φ = 24916320.

The previous prime is 49872661. The next prime is 49872737. The reversal of 49872664 is 46627894.

It is a happy number.

It is a super-2 number, since 2×49872664² = 4974565228913792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49872661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17397 + ... + 20059.

It is an arithmetic number, because the mean of its divisors is an integer number (5849145).

Almost surely, 2^49872664 is an apocalyptic number.

It is an amenable number.

49872664 is a deficient number, since it is larger than the sum of its proper divisors (43713656).

49872664 is a wasteful number, since it uses less digits than its factorization.

49872664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5010 (or 5006 counting only the distinct ones).

The product of its digits is 580608, while the sum is 46.

The square root of 49872664 is about 7062.0580569689. The cubic root of 49872664 is about 368.0901441109.

The spelling of 49872664 in words is "forty-nine million, eight hundred seventy-two thousand, six hundred sixty-four".