76575897 has 6 divisors (see below), whose sum is σ = 110609642. Its totient is φ = 51050592.

The previous prime is 76575893. The next prime is 76575907. The reversal of 76575897 is 79857567.

76575897 is a `hidden beast` number, since 7 + 6 + 57 + 589 + 7 = 666.

It can be written as a sum of positive squares in only one way, i.e., 41718681 + 34857216 = 6459^2 + 5904^2 .

It is not a de Polignac number, because 76575897 - 2² = 76575893 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76575893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4254208 + ... + 4254225.

Almost surely, 2^76575897 is an apocalyptic number.

It is an amenable number.

76575897 is a deficient number, since it is larger than the sum of its proper divisors (34033745).

76575897 is a wasteful number, since it uses less digits than its factorization.

76575897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8508439 (or 8508436 counting only the distinct ones).

The product of its digits is 3704400, while the sum is 54.

The square root of 76575897 is about 8750.7655093712. The cubic root of 76575897 is about 424.6495787392.

The spelling of 76575897 in words is "seventy-six million, five hundred seventy-five thousand, eight hundred ninety-seven".