338564404 has 12 divisors (see below), whose sum is σ = 593655300. Its totient is φ = 168948608.

The previous prime is 338564381. The next prime is 338564417. The reversal of 338564404 is 404465833.

It can be written as a sum of positive squares in 2 ways, for example, as 238764304 + 99800100 = 15452^2 + 9990^2 .

It is a super-2 number, since 2×338564404² = 229251711311750432, which contains 22 as substring.

It is a congruent number.

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, 81109 + ... + 85180.

It is an arithmetic number, because the mean of its divisors is an integer number (49471275).

Almost surely, 2^338564404 is an apocalyptic number.

It is an amenable number.

338564404 is a deficient number, since it is larger than the sum of its proper divisors (255090896).

338564404 is a wasteful number, since it uses less digits than its factorization.

338564404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166802 (or 166800 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 37.

The square root of 338564404 is about 18400.1196735239. The cubic root of 338564404 is about 696.9694866729.

The spelling of 338564404 in words is "three hundred thirty-eight million, five hundred sixty-four thousand, four hundred four".