49923864 has 96 divisors (see below), whose sum is σ = 142855440. Its totient is φ = 16329600.

The previous prime is 49923859. The next prime is 49923943. The reversal of 49923864 is 46832994.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 118374 + ... + 118794.

Almost surely, 2^49923864 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49923864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71427720).

49923864 is an abundant number, since it is smaller than the sum of its proper divisors (92931576).

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

49923864 is a wasteful number, since it uses less digits than its factorization.

49923864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 503 (or 487 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 49923864 is about 7065.6821326748. The cubic root of 49923864 is about 368.2160632569.

The spelling of 49923864 in words is "forty-nine million, nine hundred twenty-three thousand, eight hundred sixty-four".