97562556 has 144 divisors (see below), whose sum is σ = 315055104. Its totient is φ = 25707456.

The previous prime is 97562539. The next prime is 97562561. The reversal of 97562556 is 65526579.

97562556 is a `hidden beast` number, since 97 + 5 + 6 + 2 + 556 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 87901 + ... + 89003.

Almost surely, 2^97562556 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97562556, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157527552).

97562556 is an abundant number, since it is smaller than the sum of its proper divisors (217492548).

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

97562556 is a wasteful number, since it uses less digits than its factorization.

97562556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1142 (or 1128 counting only the distinct ones).

The product of its digits is 567000, while the sum is 45.

The square root of 97562556 is about 9877.3759673306. The cubic root of 97562556 is about 460.3566169695.

The spelling of 97562556 in words is "ninety-seven million, five hundred sixty-two thousand, five hundred fifty-six".