97964618 has 8 divisors (see below), whose sum is σ = 147417348. Its totient is φ = 48825504.

The previous prime is 97964579. The next prime is 97964623. The reversal of 97964618 is 81646979.

It can be written as a sum of positive squares in 2 ways, for example, as 95199049 + 2765569 = 9757^2 + 1663^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77621 + ... + 78872.

Almost surely, 2^97964618 is an apocalyptic number.

97964618 is a deficient number, since it is larger than the sum of its proper divisors (49452730).

97964618 is a wasteful number, since it uses less digits than its factorization.

97964618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156808.

The product of its digits is 653184, while the sum is 50.

The square root of 97964618 is about 9897.7077144155. The cubic root of 97964618 is about 460.9881373376.

The spelling of 97964618 in words is "ninety-seven million, nine hundred sixty-four thousand, six hundred eighteen".