76291328 has 18 divisors (see below), whose sum is σ = 152285154. Its totient is φ = 38145536.

The previous prime is 76291309. The next prime is 76291333. The reversal of 76291328 is 82319267.

It can be written as a sum of positive squares in only one way, i.e., 72726784 + 3564544 = 8528^2 + 1888^2 .

It is a junction number, because it is equal to n+sod(n) for n = 76291291 and 76291300.

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, 148751 + ... + 149262.

Almost surely, 2^76291328 is an apocalyptic number.

It is an amenable number.

76291328 is a deficient number, since it is larger than the sum of its proper divisors (75993826).

76291328 is an equidigital number, since it uses as much as digits as its factorization.

76291328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298029 (or 298015 counting only the distinct ones).

The product of its digits is 36288, while the sum is 38.

The square root of 76291328 is about 8734.4907121137. The cubic root of 76291328 is about 424.1229025464.

The spelling of 76291328 in words is "seventy-six million, two hundred ninety-one thousand, three hundred twenty-eight".