97165402 has 4 divisors (see below), whose sum is σ = 145748106. Its totient is φ = 48582700.

The previous prime is 97165391. The next prime is 97165511. The reversal of 97165402 is 20456179.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 97042201 + 123201 = 9851^2 + 351^2 .

It is a super-2 number, since 2×97165402² = 18882230691643208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24291349 + ... + 24291352.

Almost surely, 2^97165402 is an apocalyptic number.

97165402 is a deficient number, since it is larger than the sum of its proper divisors (48582704).

97165402 is a wasteful number, since it uses less digits than its factorization.

97165402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48582703.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 97165402 is about 9857.2512395698. The cubic root of 97165402 is about 459.7310999298.

The spelling of 97165402 in words is "ninety-seven million, one hundred sixty-five thousand, four hundred two".