76461728 has 24 divisors (see below), whose sum is σ = 172039392. Its totient is φ = 32769216.

The previous prime is 76461713. The next prime is 76461739. The reversal of 76461728 is 82716467.

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, 170450 + ... + 170897.

It is an arithmetic number, because the mean of its divisors is an integer number (7168308).

Almost surely, 2^76461728 is an apocalyptic number.

It is an amenable number.

76461728 is an abundant number, since it is smaller than the sum of its proper divisors (95577664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76461728 is a wasteful number, since it uses less digits than its factorization.

76461728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341364 (or 341356 counting only the distinct ones).

The product of its digits is 112896, while the sum is 41.

The square root of 76461728 is about 8744.2397039422. The cubic root of 76461728 is about 424.4384333967.

The spelling of 76461728 in words is "seventy-six million, four hundred sixty-one thousand, seven hundred twenty-eight".