338836905 has 48 divisors (see below), whose sum is σ = 662148480. Its totient is φ = 164276640.

The previous prime is 338836891. The next prime is 338836907. The reversal of 338836905 is 509638833.

It is not a de Polignac number, because 338836905 - 2⁷ = 338836777 is a prime.

It is a super-2 number, since 2×338836905² = 229620896379958050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is not an unprimeable number, because it can be changed into a prime (338836907) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5964 + ... + 26706.

It is an arithmetic number, because the mean of its divisors is an integer number (13794760).

Almost surely, 2^338836905 is an apocalyptic number.

It is an amenable number.

338836905 is a deficient number, since it is larger than the sum of its proper divisors (323311575).

338836905 is a wasteful number, since it uses less digits than its factorization.

338836905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20779 (or 20762 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 45.

The square root of 338836905 is about 18407.5230544471. The cubic root of 338836905 is about 697.1564269296.

The spelling of 338836905 in words is "three hundred thirty-eight million, eight hundred thirty-six thousand, nine hundred five".