392412 has 24 divisors (see below), whose sum is σ = 934416. Its totient is φ = 128128.

The previous prime is 392389. The next prime is 392423. The reversal of 392412 is 214293.

It is a congruent number.

It is an unprimeable number.

392412 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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, 328 + ... + 944.

It is an arithmetic number, because the mean of its divisors is an integer number (38934).

2³⁹²⁴¹² is an apocalyptic number.

It is an amenable number.

392412 is an abundant number, since it is smaller than the sum of its proper divisors (542004).

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

392412 is a wasteful number, since it uses less digits than its factorization.

392412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677 (or 675 counting only the distinct ones).

The product of its digits is 432, while the sum is 21.

The square root of 392412 is about 626.4279687243. The cubic root of 392412 is about 73.2117452562.

The spelling of 392412 in words is "three hundred ninety-two thousand, four hundred twelve".