97795575 has 18 divisors (see below), whose sum is σ = 175163144. Its totient is φ = 52157520.

The previous prime is 97795571. The next prime is 97795583. The reversal of 97795575 is 57559779.

It is not a de Polignac number, because 97795575 - 2² = 97795571 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97795571) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 217099 + ... + 217548.

Almost surely, 2^97795575 is an apocalyptic number.

97795575 is a deficient number, since it is larger than the sum of its proper divisors (77367569).

97795575 is a wasteful number, since it uses less digits than its factorization.

97795575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434663 (or 434655 counting only the distinct ones).

The product of its digits is 3472875, while the sum is 54.

The square root of 97795575 is about 9889.1645248727. The cubic root of 97795575 is about 460.7228317455.

The spelling of 97795575 in words is "ninety-seven million, seven hundred ninety-five thousand, five hundred seventy-five".