72608492 has 24 divisors (see below), whose sum is σ = 138936000. Its totient is φ = 32927760.

The previous prime is 72608449. The next prime is 72608507. The reversal of 72608492 is 29480627.

It is a super-2 number, since 2×72608492² = 10543986221028128, which contains 22 as substring.

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, 20303 + ... + 23609.

It is an arithmetic number, because the mean of its divisors is an integer number (5789000).

Almost surely, 2^72608492 is an apocalyptic number.

It is an amenable number.

72608492 is a deficient number, since it is larger than the sum of its proper divisors (66327508).

72608492 is a wasteful number, since it uses less digits than its factorization.

72608492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3821 (or 3819 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 72608492 is about 8521.0616709422. The cubic root of 72608492 is about 417.1854362572.

The spelling of 72608492 in words is "seventy-two million, six hundred eight thousand, four hundred ninety-two".