72252124 has 24 divisors (see below), whose sum is σ = 145241600. Its totient is φ = 30807216.

The previous prime is 72252119. The next prime is 72252139. The reversal of 72252124 is 42125227.

72252124 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×72252124² = 10440738845022752, which contains 22 as substring.

72252124 is strictly pandigital in base 9.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 912 + ... + 12055.

Almost surely, 2^72252124 is an apocalyptic number.

It is an amenable number.

72252124 is an abundant number, since it is smaller than the sum of its proper divisors (72989476).

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

72252124 is a wasteful number, since it uses less digits than its factorization.

72252124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13177 (or 13175 counting only the distinct ones).

The product of its digits is 2240, while the sum is 25.

The square root of 72252124 is about 8500.1249402582. The cubic root of 72252124 is about 416.5017906245.

The spelling of 72252124 in words is "seventy-two million, two hundred fifty-two thousand, one hundred twenty-four".