72234892 has 12 divisors (see below), whose sum is σ = 127832040. Its totient is φ = 35711456.

The previous prime is 72234889. The next prime is 72234947. The reversal of 72234892 is 29843227.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101098 + ... + 101809.

It is an arithmetic number, because the mean of its divisors is an integer number (10652670).

Almost surely, 2^72234892 is an apocalyptic number.

It is an amenable number.

72234892 is a deficient number, since it is larger than the sum of its proper divisors (55597148).

72234892 is a wasteful number, since it uses less digits than its factorization.

72234892 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203000 (or 202998 counting only the distinct ones).

The product of its digits is 48384, while the sum is 37.

The square root of 72234892 is about 8499.1112476541. Note that the first 3 decimals coincide. The cubic root of 72234892 is about 416.4686763523.

The spelling of 72234892 in words is "seventy-two million, two hundred thirty-four thousand, eight hundred ninety-two".