76732772 has 6 divisors (see below), whose sum is σ = 134282358. Its totient is φ = 38366384.

The previous prime is 76732757. The next prime is 76732793. The reversal of 76732772 is 27723767.

It can be written as a sum of positive squares in only one way, i.e., 64384576 + 12348196 = 8024^2 + 3514^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9591593 + ... + 9591600.

It is an arithmetic number, because the mean of its divisors is an integer number (22380393).

Almost surely, 2^76732772 is an apocalyptic number.

It is an amenable number.

76732772 is a deficient number, since it is larger than the sum of its proper divisors (57549586).

76732772 is a wasteful number, since it uses less digits than its factorization.

76732772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19183197 (or 19183195 counting only the distinct ones).

The product of its digits is 172872, while the sum is 41.

The square root of 76732772 is about 8759.7244248892. The cubic root of 76732772 is about 424.9393629753.

The spelling of 76732772 in words is "seventy-six million, seven hundred thirty-two thousand, seven hundred seventy-two".