97857606 has 48 divisors (see below), whose sum is σ = 248374080. Its totient is φ = 25416720.

The previous prime is 97857589. The next prime is 97857631. The reversal of 97857606 is 60675879.

It is a super-2 number, since 2×97857606² = 19152222104102472, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11896 + ... + 18363.

It is an arithmetic number, because the mean of its divisors is an integer number (5174460).

Almost surely, 2^97857606 is an apocalyptic number.

97857606 is an abundant number, since it is smaller than the sum of its proper divisors (150516474).

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

97857606 is a wasteful number, since it uses less digits than its factorization.

97857606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30289 (or 30282 counting only the distinct ones).

The product of its (nonzero) digits is 635040, while the sum is 48.

The square root of 97857606 is about 9892.3003391527. The cubic root of 97857606 is about 460.8202221697.

It can be divided in two parts, 9785 and 7606, that added together give a triangular number (17391 = T₁₈₆).

The spelling of 97857606 in words is "ninety-seven million, eight hundred fifty-seven thousand, six hundred six".