338908404 has 24 divisors (see below), whose sum is σ = 825168960. Its totient is φ = 108057664.

The previous prime is 338908403. The next prime is 338908417. The reversal of 338908404 is 404809833.

It is a super-2 number, since 2×338908404² = 229717812603654432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338908403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 613689 + ... + 614240.

It is an arithmetic number, because the mean of its divisors is an integer number (34382040).

Almost surely, 2^338908404 is an apocalyptic number.

It is an amenable number.

338908404 is an abundant number, since it is smaller than the sum of its proper divisors (486260556).

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

338908404 is a wasteful number, since it uses less digits than its factorization.

338908404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1227959 (or 1227957 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 39.

The square root of 338908404 is about 18409.4650655580. The cubic root of 338908404 is about 697.2054598428.

The spelling of 338908404 in words is "three hundred thirty-eight million, nine hundred eight thousand, four hundred four".