97643265 has 16 divisors (see below), whose sum is σ = 157778496. Its totient is φ = 51560000.

The previous prime is 97643237. The next prime is 97643269. The reversal of 97643265 is 56234679.

It is not a de Polignac number, because 97643265 - 2⁵ = 97643233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97643269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30711 + ... + 33740.

It is an arithmetic number, because the mean of its divisors is an integer number (9861156).

Almost surely, 2^97643265 is an apocalyptic number.

It is an amenable number.

97643265 is a deficient number, since it is larger than the sum of its proper divisors (60135231).

97643265 is a wasteful number, since it uses less digits than its factorization.

97643265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64560.

The product of its digits is 272160, while the sum is 42.

The square root of 97643265 is about 9881.4606713785. The cubic root of 97643265 is about 460.4835259084.

The spelling of 97643265 in words is "ninety-seven million, six hundred forty-three thousand, two hundred sixty-five".