72632764 has 6 divisors (see below), whose sum is σ = 127107344. Its totient is φ = 36316380.

The previous prime is 72632759. The next prime is 72632797. The reversal of 72632764 is 46723627.

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 as a sum of consecutive naturals, namely, 9079092 + ... + 9079099.

Almost surely, 2^72632764 is an apocalyptic number.

It is an amenable number.

72632764 is a deficient number, since it is larger than the sum of its proper divisors (54474580).

72632764 is a wasteful number, since it uses less digits than its factorization.

72632764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18158195 (or 18158193 counting only the distinct ones).

The product of its digits is 84672, while the sum is 37.

The square root of 72632764 is about 8522.4857876092. The cubic root of 72632764 is about 417.2319174906.

The spelling of 72632764 in words is "seventy-two million, six hundred thirty-two thousand, seven hundred sixty-four".