338420538 has 16 divisors (see below), whose sum is σ = 752045760. Its totient is φ = 112806828.

The previous prime is 338420527. The next prime is 338420543. The reversal of 338420538 is 835024833.

338420538 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×338420538² = 229056921080418888, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3133470 + ... + 3133577.

It is an arithmetic number, because the mean of its divisors is an integer number (47002860).

Almost surely, 2^338420538 is an apocalyptic number.

338420538 is an abundant number, since it is smaller than the sum of its proper divisors (413625222).

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

338420538 is a wasteful number, since it uses less digits than its factorization.

338420538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6267058 (or 6267052 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 338420538 is about 18396.2098813859. The cubic root of 338420538 is about 696.8707517232.

The spelling of 338420538 in words is "three hundred thirty-eight million, four hundred twenty thousand, five hundred thirty-eight".