392484 has 12 divisors (see below), whose sum is σ = 915824. Its totient is φ = 130824.

The previous prime is 392477. The next prime is 392489. The reversal of 392484 is 484293.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 392484.

It is not an unprimeable number, because it can be changed into a prime (392489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16342 + ... + 16365.

2³⁹²⁴⁸⁴ is an apocalyptic number.

It is an amenable number.

392484 is an abundant number, since it is smaller than the sum of its proper divisors (523340).

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

392484 is a wasteful number, since it uses less digits than its factorization.

392484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32714 (or 32712 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 392484 is about 626.4854347868. The cubic root of 392484 is about 73.2162226280.

Subtracting 392484 from its reverse (484293), we obtain a square (91809 = 303²).

The spelling of 392484 in words is "three hundred ninety-two thousand, four hundred eighty-four".