73238072 has 16 divisors (see below), whose sum is σ = 143292240. Its totient is φ = 35026816.

The previous prime is 73238069. The next prime is 73238083. The reversal of 73238072 is 27083237.

It is a happy number.

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, 198833 + ... + 199200.

It is an arithmetic number, because the mean of its divisors is an integer number (8955765).

Almost surely, 2^73238072 is an apocalyptic number.

It is an amenable number.

73238072 is a deficient number, since it is larger than the sum of its proper divisors (70054168).

73238072 is a wasteful number, since it uses less digits than its factorization.

73238072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398062 (or 398058 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 73238072 is about 8557.9245147407. The cubic root of 73238072 is about 418.3877570642.

The spelling of 73238072 in words is "seventy-three million, two hundred thirty-eight thousand, seventy-two".