196436668 has 12 divisors (see below), whose sum is σ = 361857160. Its totient is φ = 93048912.

The previous prime is 196436657. The next prime is 196436693. The reversal of 196436668 is 866634691.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 1292271 + ... + 1292422.

Almost surely, 2^196436668 is an apocalyptic number.

It is an amenable number.

196436668 is a deficient number, since it is larger than the sum of its proper divisors (165420492).

196436668 is a wasteful number, since it uses less digits than its factorization.

196436668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2584716 (or 2584714 counting only the distinct ones).

The product of its digits is 1119744, while the sum is 49.

The square root of 196436668 is about 14015.5866092005. The cubic root of 196436668 is about 581.3096327919.

The spelling of 196436668 in words is "one hundred ninety-six million, four hundred thirty-six thousand, six hundred sixty-eight".