50635872 has 72 divisors (see below), whose sum is σ = 164573136. Its totient is φ = 14466816.

The previous prime is 50635867. The next prime is 50635891. The reversal of 50635872 is 27853605.

It is a tau number, because it is divible by the number of its divisors (72).

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10543 + ... + 14574.

It is an arithmetic number, because the mean of its divisors is an integer number (2285738).

Almost surely, 2^50635872 is an apocalyptic number.

It is an amenable number.

50635872 is an abundant number, since it is smaller than the sum of its proper divisors (113937264).

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

50635872 is a wasteful number, since it uses less digits than its factorization.

50635872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25140 (or 25129 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 36.

The square root of 50635872 is about 7115.8887006473. Note that the first 3 decimals coincide. The cubic root of 50635872 is about 369.9582908913.

The spelling of 50635872 in words is "fifty million, six hundred thirty-five thousand, eight hundred seventy-two".