383869656 has 48 divisors (see below), whose sum is σ = 1100806200. Its totient is φ = 120429312.

The previous prime is 383869649. The next prime is 383869667. The reversal of 383869656 is 656968383.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 155586 + ... + 158033.

Almost surely, 2^383869656 is an apocalyptic number.

383869656 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

383869656 is an abundant number, since it is smaller than the sum of its proper divisors (716936544).

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

383869656 is a wasteful number, since it uses less digits than its factorization.

383869656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 313648 (or 313641 counting only the distinct ones).

The product of its digits is 5598720, while the sum is 54.

The square root of 383869656 is about 19592.5918652944. The cubic root of 383869656 is about 726.7659879765.

The spelling of 383869656 in words is "three hundred eighty-three million, eight hundred sixty-nine thousand, six hundred fifty-six".