196664588 has 6 divisors (see below), whose sum is σ = 344163036. Its totient is φ = 98332292.

The previous prime is 196664579. The next prime is 196664593. The reversal of 196664588 is 885466691.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24583070 + ... + 24583077.

It is an arithmetic number, because the mean of its divisors is an integer number (57360506).

Almost surely, 2^196664588 is an apocalyptic number.

It is an amenable number.

196664588 is a deficient number, since it is larger than the sum of its proper divisors (147498448).

196664588 is a wasteful number, since it uses less digits than its factorization.

196664588 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49166151 (or 49166149 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 53.

The square root of 196664588 is about 14023.7151996181. The cubic root of 196664588 is about 581.5343716922.

The spelling of 196664588 in words is "one hundred ninety-six million, six hundred sixty-four thousand, five hundred eighty-eight".