72294576 has 20 divisors (see below), whose sum is σ = 186761112. Its totient is φ = 24098176.

The previous prime is 72294571. The next prime is 72294581. The reversal of 72294576 is 67549227.

It is an interprime number because it is at equal distance from previous prime (72294571) and next prime (72294581).

It is not an unprimeable number, because it can be changed into a prime (72294571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 753021 + ... + 753116.

Almost surely, 2^72294576 is an apocalyptic number.

It is an amenable number.

72294576 is an abundant number, since it is smaller than the sum of its proper divisors (114466536).

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

72294576 is a wasteful number, since it uses less digits than its factorization.

72294576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1506148 (or 1506142 counting only the distinct ones).

The product of its digits is 211680, while the sum is 42.

The square root of 72294576 is about 8502.6217133305. The cubic root of 72294576 is about 416.5833470377.

The spelling of 72294576 in words is "seventy-two million, two hundred ninety-four thousand, five hundred seventy-six".