382864 has 10 divisors (see below), whose sum is σ = 741830. Its totient is φ = 191424.

The previous prime is 382861. The next prime is 382867. The reversal of 382864 is 468283.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (382861) and next prime (382867).

It can be written as a sum of positive squares in only one way, i.e., 350464 + 32400 = 592^2 + 180^2 .

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (382861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11949 + ... + 11980.

It is an arithmetic number, because the mean of its divisors is an integer number (74183).

2³⁸²⁸⁶⁴ is an apocalyptic number.

It is an amenable number.

382864 is a deficient number, since it is larger than the sum of its proper divisors (358966).

382864 is a wasteful number, since it uses less digits than its factorization.

382864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23937 (or 23931 counting only the distinct ones).

The product of its digits is 9216, while the sum is 31.

The square root of 382864 is about 618.7600504234. The cubic root of 382864 is about 72.6130776048.

The spelling of 382864 in words is "three hundred eighty-two thousand, eight hundred sixty-four".