97561522 has 8 divisors (see below), whose sum is σ = 146390400. Its totient is φ = 48764724.

The previous prime is 97561501. The next prime is 97561543. The reversal of 97561522 is 22516579.

It is an interprime number because it is at equal distance from previous prime (97561501) and next prime (97561543).

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2179 + ... + 14137.

It is an arithmetic number, because the mean of its divisors is an integer number (18298800).

Almost surely, 2^97561522 is an apocalyptic number.

97561522 is a deficient number, since it is larger than the sum of its proper divisors (48828878).

97561522 is a wasteful number, since it uses less digits than its factorization.

97561522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16040.

The product of its digits is 37800, while the sum is 37.

The square root of 97561522 is about 9877.3236253552. The cubic root of 97561522 is about 460.3549906269.

The spelling of 97561522 in words is "ninety-seven million, five hundred sixty-one thousand, five hundred twenty-two".