76567897 has 16 divisors (see below), whose sum is σ = 91872000. Its totient is φ = 62390592.

The previous prime is 76567877. The next prime is 76567903. The reversal of 76567897 is 79876567.

It is a cyclic number.

It is not a de Polignac number, because 76567897 - 2⁷ = 76567769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (76567807) 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 15 ways as a sum of consecutive naturals, for example, 26479 + ... + 29227.

It is an arithmetic number, because the mean of its divisors is an integer number (5742000).

Almost surely, 2^76567897 is an apocalyptic number.

It is an amenable number.

76567897 is a deficient number, since it is larger than the sum of its proper divisors (15304103).

76567897 is a wasteful number, since it uses less digits than its factorization.

76567897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2952.

The product of its digits is 4445280, while the sum is 55.

The square root of 76567897 is about 8750.3083945653. The cubic root of 76567897 is about 424.6347902959.

The spelling of 76567897 in words is "seventy-six million, five hundred sixty-seven thousand, eight hundred ninety-seven".