382398638 has 8 divisors (see below), whose sum is σ = 579511632. Its totient is φ = 189228096.

The previous prime is 382398619. The next prime is 382398659. The reversal of 382398638 is 836893283.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 985370 + ... + 985757.

It is an arithmetic number, because the mean of its divisors is an integer number (72438954).

Almost surely, 2^382398638 is an apocalyptic number.

382398638 is a deficient number, since it is larger than the sum of its proper divisors (197112994).

382398638 is a wasteful number, since it uses less digits than its factorization.

382398638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1971226.

The product of its digits is 1492992, while the sum is 50.

The square root of 382398638 is about 19555.0156737344. The cubic root of 382398638 is about 725.8364585955.

The spelling of 382398638 in words is "three hundred eighty-two million, three hundred ninety-eight thousand, six hundred thirty-eight".