97012536 has 32 divisors (see below), whose sum is σ = 243613440. Its totient is φ = 32193248.

The previous prime is 97012493. The next prime is 97012549. The reversal of 97012536 is 63521079.

97012536 is nontrivially palindromic in base 14.

It is a super-2 number, since 2×97012536² = 18822864282302592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 97012497 and 97012506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3456 + ... + 14351.

It is an arithmetic number, because the mean of its divisors is an integer number (7612920).

Almost surely, 2^97012536 is an apocalyptic number.

It is an amenable number.

97012536 is an abundant number, since it is smaller than the sum of its proper divisors (146600904).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97012536 is a wasteful number, since it uses less digits than its factorization.

97012536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18043 (or 18039 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 33.

The square root of 97012536 is about 9849.4942002115. The cubic root of 97012536 is about 459.4898818974.

The spelling of 97012536 in words is "ninety-seven million, twelve thousand, five hundred thirty-six".