320361404 has 12 divisors (see below), whose sum is σ = 611599128. Its totient is φ = 145618800.

The previous prime is 320361401. The next prime is 320361407. The reversal of 320361404 is 404163023.

It is a happy number.

320361404 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (320361401) and next prime (320361407).

It is a self number, because there is not a number n which added to its sum of digits gives 320361404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320361401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3640427 + ... + 3640514.

It is an arithmetic number, because the mean of its divisors is an integer number (50966594).

Almost surely, 2^320361404 is an apocalyptic number.

It is an amenable number.

320361404 is a deficient number, since it is larger than the sum of its proper divisors (291237724).

320361404 is a wasteful number, since it uses less digits than its factorization.

320361404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7280956 (or 7280954 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

The square root of 320361404 is about 17898.6425183588. The cubic root of 320361404 is about 684.2477785215.

The spelling of 320361404 in words is "three hundred twenty million, three hundred sixty-one thousand, four hundred four".