97643375 has 16 divisors (see below), whose sum is σ = 128275680. Its totient is φ = 74001600.

The previous prime is 97643363. The next prime is 97643383. The reversal of 97643375 is 57334679.

It is not a de Polignac number, because 97643375 - 2⁶ = 97643311 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18182 + ... + 22931.

It is an arithmetic number, because the mean of its divisors is an integer number (8017230).

Almost surely, 2^97643375 is an apocalyptic number.

97643375 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

97643375 is a deficient number, since it is larger than the sum of its proper divisors (30632305).

97643375 is a wasteful number, since it uses less digits than its factorization.

97643375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41147 (or 41137 counting only the distinct ones).

The product of its digits is 476280, while the sum is 44.

The square root of 97643375 is about 9881.4662373557. The cubic root of 97643375 is about 460.4836988276.

The spelling of 97643375 in words is "ninety-seven million, six hundred forty-three thousand, three hundred seventy-five".