97565677 has 4 divisors (see below), whose sum is σ = 106435296. Its totient is φ = 88696060.

The previous prime is 97565653. The next prime is 97565731. The reversal of 97565677 is 77656579.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 97565677 - 2⁷ = 97565549 is a prime.

It is a super-2 number, since 2×97565677² = 19038122656936658, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97565477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4434793 + ... + 4434814.

It is an arithmetic number, because the mean of its divisors is an integer number (26608824).

Almost surely, 2^97565677 is an apocalyptic number.

It is an amenable number.

97565677 is a deficient number, since it is larger than the sum of its proper divisors (8869619).

97565677 is a wasteful number, since it uses less digits than its factorization.

97565677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8869618.

The product of its digits is 2778300, while the sum is 52.

The square root of 97565677 is about 9877.5339533712. The cubic root of 97565677 is about 460.3615258120.

The spelling of 97565677 in words is "ninety-seven million, five hundred sixty-five thousand, six hundred seventy-seven".