97643675 has 12 divisors (see below), whose sum is σ = 123655776. Its totient is φ = 76452000.

The previous prime is 97643657. The next prime is 97643677. The reversal of 97643675 is 57634679.

It is a happy number.

It is not a de Polignac number, because 97643675 - 2⁸ = 97643419 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97643677) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40376 + ... + 42725.

It is an arithmetic number, because the mean of its divisors is an integer number (10304648).

Almost surely, 2^97643675 is an apocalyptic number.

97643675 is a deficient number, since it is larger than the sum of its proper divisors (26012101).

97643675 is a wasteful number, since it uses less digits than its factorization.

97643675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83158 (or 83153 counting only the distinct ones).

The product of its digits is 952560, while the sum is 47.

The square root of 97643675 is about 9881.4814172775. The cubic root of 97643675 is about 460.4841704246.

The spelling of 97643675 in words is "ninety-seven million, six hundred forty-three thousand, six hundred seventy-five".