392242 has 8 divisors (see below), whose sum is σ = 614016. Its totient is φ = 187572.

The previous prime is 392239. The next prime is 392251. The reversal of 392242 is 242293.

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

It is an unprimeable number.

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, 4218 + ... + 4309.

It is an arithmetic number, because the mean of its divisors is an integer number (76752).

2³⁹²²⁴² is an apocalyptic number.

392242 is a deficient number, since it is larger than the sum of its proper divisors (221774).

392242 is a wasteful number, since it uses less digits than its factorization.

392242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8552.

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

The square root of 392242 is about 626.2922640429. The cubic root of 392242 is about 73.2011715102.

It can be divided in two parts, 392 and 242, that multiplied together give a square (94864 = 308²).

The spelling of 392242 in words is "three hundred ninety-two thousand, two hundred forty-two".