338139896 has 8 divisors (see below), whose sum is σ = 634012320. Its totient is φ = 169069944.

The previous prime is 338139883. The next prime is 338139899. The reversal of 338139896 is 698931833.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×338139896² = 228677178533781632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338139899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21133736 + ... + 21133751.

It is an arithmetic number, because the mean of its divisors is an integer number (79251540).

Almost surely, 2^338139896 is an apocalyptic number.

It is an amenable number.

338139896 is a deficient number, since it is larger than the sum of its proper divisors (295872424).

338139896 is a wasteful number, since it uses less digits than its factorization.

338139896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42267493 (or 42267489 counting only the distinct ones).

The product of its digits is 839808, while the sum is 50.

The square root of 338139896 is about 18388.5805868751. The cubic root of 338139896 is about 696.6780671145.

The spelling of 338139896 in words is "three hundred thirty-eight million, one hundred thirty-nine thousand, eight hundred ninety-six".