320779342 has 32 divisors (see below), whose sum is σ = 533836800. Its totient is φ = 143646048.

The previous prime is 320779339. The next prime is 320779357. The reversal of 320779342 is 243977023.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119863 + ... + 122509.

It is an arithmetic number, because the mean of its divisors is an integer number (16682400).

Almost surely, 2^320779342 is an apocalyptic number.

320779342 is a deficient number, since it is larger than the sum of its proper divisors (213057458).

320779342 is a wasteful number, since it uses less digits than its factorization.

320779342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2800.

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 320779342 is about 17910.3138442630. The cubic root of 320779342 is about 684.5452018649.

The spelling of 320779342 in words is "three hundred twenty million, seven hundred seventy-nine thousand, three hundred forty-two".