363218404 has 12 divisors (see below), whose sum is σ = 636435324. Its totient is φ = 181379744.

The previous prime is 363218399. The next prime is 363218419. The reversal of 363218404 is 404812363.

It can be written as a sum of positive squares in 2 ways, for example, as 214329600 + 148888804 = 14640^2 + 12202^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53779 + ... + 60154.

It is an arithmetic number, because the mean of its divisors is an integer number (53036277).

Almost surely, 2^363218404 is an apocalyptic number.

It is an amenable number.

363218404 is a deficient number, since it is larger than the sum of its proper divisors (273216920).

363218404 is a wasteful number, since it uses less digits than its factorization.

363218404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114734 (or 114732 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 363218404 is about 19058.2896399441. The cubic root of 363218404 is about 713.4922857899.

The spelling of 363218404 in words is "three hundred sixty-three million, two hundred eighteen thousand, four hundred four".