382664436 has 72 divisors (see below), whose sum is σ = 1121668800. Its totient is φ = 99390720.

The previous prime is 382664419. The next prime is 382664437. The reversal of 382664436 is 634466283.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (382664437) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8661 + ... + 28988.

Almost surely, 2^382664436 is an apocalyptic number.

It is an amenable number.

382664436 is an abundant number, since it is smaller than the sum of its proper divisors (739004364).

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

382664436 is a wasteful number, since it uses less digits than its factorization.

382664436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37685 (or 37672 counting only the distinct ones).

The product of its digits is 497664, while the sum is 42.

The square root of 382664436 is about 19561.8106523911. The cubic root of 382664436 is about 726.0045913392.

The spelling of 382664436 in words is "three hundred eighty-two million, six hundred sixty-four thousand, four hundred thirty-six".