390342322 has 16 divisors (see below), whose sum is σ = 591655680. Its totient is φ = 193134672.

The previous prime is 390342317. The next prime is 390342331. The reversal of 390342322 is 223243093.

It is an unprimeable 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, 74629 + ... + 79687.

It is an arithmetic number, because the mean of its divisors is an integer number (36978480).

Almost surely, 2^390342322 is an apocalyptic number.

390342322 is a deficient number, since it is larger than the sum of its proper divisors (201313358).

390342322 is a wasteful number, since it uses less digits than its factorization.

390342322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5457.

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 390342322 is about 19757.0828312279. The cubic root of 390342322 is about 730.8280601645.

It can be divided in two parts, 3903 and 42322, that added together give a square (46225 = 215²).

The spelling of 390342322 in words is "three hundred ninety million, three hundred forty-two thousand, three hundred twenty-two".