97155536 has 40 divisors (see below), whose sum is σ = 193514400. Its totient is φ = 47235200.

The previous prime is 97155523. The next prime is 97155547. The reversal of 97155536 is 63555179.

It is a junction number, because it is equal to n+sod(n) for n = 97155493 and 97155502.

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, 94835 + ... + 95853.

It is an arithmetic number, because the mean of its divisors is an integer number (4837860).

Almost surely, 2^97155536 is an apocalyptic number.

It is an amenable number.

97155536 is a deficient number, since it is larger than the sum of its proper divisors (96358864).

97155536 is a wasteful number, since it uses less digits than its factorization.

97155536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1187 (or 1181 counting only the distinct ones).

The product of its digits is 141750, while the sum is 41.

The square root of 97155536 is about 9856.7507830928. The cubic root of 97155536 is about 459.7155393137.

It can be divided in two parts, 9715 and 5536, that added together give a palindrome (15251).

The spelling of 97155536 in words is "ninety-seven million, one hundred fifty-five thousand, five hundred thirty-six".