320112404 has 6 divisors (see below), whose sum is σ = 560196714. Its totient is φ = 160056200.

The previous prime is 320112391. The next prime is 320112467. The reversal of 320112404 is 404211023.

It can be written as a sum of positive squares in only one way, i.e., 307932304 + 12180100 = 17548^2 + 3490^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 40014047 + ... + 40014054.

It is an arithmetic number, because the mean of its divisors is an integer number (93366119).

Almost surely, 2^320112404 is an apocalyptic number.

It is an amenable number.

320112404 is a deficient number, since it is larger than the sum of its proper divisors (240084310).

320112404 is a wasteful number, since it uses less digits than its factorization.

320112404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80028105 (or 80028103 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 320112404 is about 17891.6853314605. The cubic root of 320112404 is about 684.0704560188.

Adding to 320112404 its reverse (404211023), we get a palindrome (724323427).

The spelling of 320112404 in words is "three hundred twenty million, one hundred twelve thousand, four hundred four".