392422 has 8 divisors (see below), whose sum is σ = 604656. Its totient is φ = 190872.

The previous prime is 392389. The next prime is 392423. The reversal of 392422 is 224293.

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

It is a junction number, because it is equal to n+sod(n) for n = 392393 and 392402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (392423) 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 3 ways as a sum of consecutive naturals, for example, 2578 + ... + 2725.

It is an arithmetic number, because the mean of its divisors is an integer number (75582).

2³⁹²⁴²² is an apocalyptic number.

392422 is a deficient number, since it is larger than the sum of its proper divisors (212234).

392422 is a wasteful number, since it uses less digits than its factorization.

392422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5342.

The product of its digits is 864, while the sum is 22.

The square root of 392422 is about 626.4359504371. The cubic root of 392422 is about 73.2123671461.

The spelling of 392422 in words is "three hundred ninety-two thousand, four hundred twenty-two".