72624124 has 12 divisors (see below), whose sum is σ = 127159200. Its totient is φ = 36292928.

The previous prime is 72624109. The next prime is 72624143. The reversal of 72624124 is 42142627.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 72624092 and 72624101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6957 + ... + 13915.

It is an arithmetic number, because the mean of its divisors is an integer number (10596600).

Almost surely, 2^72624124 is an apocalyptic number.

It is an amenable number.

72624124 is a deficient number, since it is larger than the sum of its proper divisors (54535076).

72624124 is a wasteful number, since it uses less digits than its factorization.

72624124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9572 (or 9570 counting only the distinct ones).

The product of its digits is 5376, while the sum is 28.

The square root of 72624124 is about 8521.9788781714. The cubic root of 72624124 is about 417.2153729520.

The spelling of 72624124 in words is "seventy-two million, six hundred twenty-four thousand, one hundred twenty-four".