390846 has 8 divisors (see below), whose sum is σ = 781704. Its totient is φ = 130280.

The previous prime is 390829. The next prime is 390851. The reversal of 390846 is 648093.

390846 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

390846 is an admirable number.

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, 32565 + ... + 32576.

It is an arithmetic number, because the mean of its divisors is an integer number (97713).

2³⁹⁰⁸⁴⁶ is an apocalyptic number.

390846 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

390846 is a wasteful number, since it uses less digits than its factorization.

390846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65146.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 390846 is about 625.1767750005. The cubic root of 390846 is about 73.1142266253.

The spelling of 390846 in words is "three hundred ninety thousand, eight hundred forty-six".