72926732 has 12 divisors (see below), whose sum is σ = 127804320. Its totient is φ = 36411216.

The previous prime is 72926723. The next prime is 72926743. The reversal of 72926732 is 23762927.

It is a happy 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, 9803 + ... + 15554.

It is an arithmetic number, because the mean of its divisors is an integer number (10650360).

Almost surely, 2^72926732 is an apocalyptic number.

It is an amenable number.

72926732 is a deficient number, since it is larger than the sum of its proper divisors (54877588).

72926732 is a wasteful number, since it uses less digits than its factorization.

72926732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26080 (or 26078 counting only the distinct ones).

The product of its digits is 63504, while the sum is 38.

The square root of 72926732 is about 8539.7149835343. The cubic root of 72926732 is about 417.7940500825.

The spelling of 72926732 in words is "seventy-two million, nine hundred twenty-six thousand, seven hundred thirty-two".