390862 has 16 divisors (see below), whose sum is σ = 635040. Its totient is φ = 179872.

The previous prime is 390851. The next prime is 390869. The reversal of 390862 is 268093.

390862 is nontrivially palindromic in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 390862.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (390869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1188 + ... + 1480.

It is an arithmetic number, because the mean of its divisors is an integer number (39690).

2³⁹⁰⁸⁶² is an apocalyptic number.

390862 is a deficient number, since it is larger than the sum of its proper divisors (244178).

390862 is a wasteful number, since it uses less digits than its factorization.

390862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 390862 is about 625.1895712502. The cubic root of 390862 is about 73.1152243001.

The spelling of 390862 in words is "three hundred ninety thousand, eight hundred sixty-two".