338530404 has 12 divisors (see below), whose sum is σ = 789904304. Its totient is φ = 112843464.

The previous prime is 338530403. The next prime is 338530433. The reversal of 338530404 is 404035833.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×338530404² = 229205668864806432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (338530403) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 14105422 + ... + 14105445.

Almost surely, 2^338530404 is an apocalyptic number.

It is an amenable number.

338530404 is an abundant number, since it is smaller than the sum of its proper divisors (451373900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

338530404 is a wasteful number, since it uses less digits than its factorization.

338530404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28210874 (or 28210872 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 338530404 is about 18399.1957432927. The cubic root of 338530404 is about 696.9461550649.

The spelling of 338530404 in words is "three hundred thirty-eight million, five hundred thirty thousand, four hundred four".