50544972 has 72 divisors (see below), whose sum is σ = 133770000. Its totient is φ = 16687296.

The previous prime is 50544953. The next prime is 50544983. The reversal of 50544972 is 27944505.

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

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, 144654 + ... + 145002.

Almost surely, 2^50544972 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 50544972, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66885000).

50544972 is an abundant number, since it is smaller than the sum of its proper divisors (83225028).

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

50544972 is a wasteful number, since it uses less digits than its factorization.

50544972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517 (or 503 counting only the distinct ones).

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

The square root of 50544972 is about 7109.4987165060. The cubic root of 50544972 is about 369.7367789421.

It can be divided in two parts, 505449 and 72, that added together give a square (505521 = 711²).

The spelling of 50544972 in words is "fifty million, five hundred forty-four thousand, nine hundred seventy-two".