76726772 has 12 divisors (see below), whose sum is σ = 134954820. Its totient is φ = 38168256.

The previous prime is 76726753. The next prime is 76726787. The reversal of 76726772 is 27762767.

It can be written as a sum of positive squares in 2 ways, for example, as 76143076 + 583696 = 8726^2 + 764^2 .

It is a congruent 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, 47897 + ... + 49472.

It is an arithmetic number, because the mean of its divisors is an integer number (11246235).

Almost surely, 2^76726772 is an apocalyptic number.

It is an amenable number.

76726772 is a deficient number, since it is larger than the sum of its proper divisors (58228048).

76726772 is a wasteful number, since it uses less digits than its factorization.

76726772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97570 (or 97568 counting only the distinct ones).

The product of its digits is 345744, while the sum is 44.

The square root of 76726772 is about 8759.3819416669. The cubic root of 76726772 is about 424.9282868620.

The spelling of 76726772 in words is "seventy-six million, seven hundred twenty-six thousand, seven hundred seventy-two".