97207965 has 16 divisors (see below), whose sum is σ = 172814400. Its totient is φ = 51844176.

The previous prime is 97207949. The next prime is 97207967. The reversal of 97207965 is 56970279.

It is not a de Polignac number, because 97207965 - 2⁴ = 97207949 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 97207965.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97207967) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 359895 + ... + 360164.

It is an arithmetic number, because the mean of its divisors is an integer number (10800900).

Almost surely, 2^97207965 is an apocalyptic number.

It is an amenable number.

97207965 is a deficient number, since it is larger than the sum of its proper divisors (75606435).

97207965 is a wasteful number, since it uses less digits than its factorization.

97207965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 720073 (or 720067 counting only the distinct ones).

The product of its (nonzero) digits is 238140, while the sum is 45.

The square root of 97207965 is about 9859.4099722042. The cubic root of 97207965 is about 459.7982180532.

The spelling of 97207965 in words is "ninety-seven million, two hundred seven thousand, nine hundred sixty-five".