50972400 has 90 divisors (see below), whose sum is σ = 176900880. Its totient is φ = 13591680.

The previous prime is 50972399. The next prime is 50972407. The reversal of 50972400 is 427905.

It is a tau number, because it is divible by the number of its divisors (90).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50972407) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 3480 + ... + 10679.

Almost surely, 2^50972400 is an apocalyptic number.

50972400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50972400 is an abundant number, since it is smaller than the sum of its proper divisors (125928480).

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

50972400 is a wasteful number, since it uses less digits than its factorization.

50972400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14183 (or 14169 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 50972400 is about 7139.4957805156. The cubic root of 50972400 is about 370.7760676908.

The spelling of 50972400 in words is "fifty million, nine hundred seventy-two thousand, four hundred".