382640344 has 16 divisors (see below), whose sum is σ = 722268000. Its totient is φ = 190035552.

The previous prime is 382640327. The next prime is 382640387. The reversal of 382640344 is 443046283.

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, 159312 + ... + 161695.

It is an arithmetic number, because the mean of its divisors is an integer number (45141750).

Almost surely, 2^382640344 is an apocalyptic number.

It is an amenable number.

382640344 is a deficient number, since it is larger than the sum of its proper divisors (339627656).

382640344 is a wasteful number, since it uses less digits than its factorization.

382640344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 321162 (or 321158 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 34.

The square root of 382640344 is about 19561.1948510310. The cubic root of 382640344 is about 725.9893549527.

The spelling of 382640344 in words is "three hundred eighty-two million, six hundred forty thousand, three hundred forty-four".