97645522 has 32 divisors (see below), whose sum is σ = 167227200. Its totient is φ = 42389568.

The previous prime is 97645507. The next prime is 97645529. The reversal of 97645522 is 22554679.

It is a super-3 number, since 3×97645522³ (a number of 25 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (97645529) 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, 76929 + ... + 78187.

It is an arithmetic number, because the mean of its divisors is an integer number (5225850).

Almost surely, 2^97645522 is an apocalyptic number.

97645522 is a deficient number, since it is larger than the sum of its proper divisors (69581678).

97645522 is a wasteful number, since it uses less digits than its factorization.

97645522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1450.

The product of its digits is 151200, while the sum is 40.

The square root of 97645522 is about 9881.5748744823. The cubic root of 97645522 is about 460.4870738688.

The spelling of 97645522 in words is "ninety-seven million, six hundred forty-five thousand, five hundred twenty-two".