338811956 has 24 divisors (see below), whose sum is σ = 680158080. Its totient is φ = 144662112.

The previous prime is 338811953. The next prime is 338811973. The reversal of 338811956 is 659118833.

It is a super-2 number, since 2×338811956² = 229587083057091872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338811953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14960 + ... + 30023.

It is an arithmetic number, because the mean of its divisors is an integer number (28339920).

Almost surely, 2^338811956 is an apocalyptic number.

It is an amenable number.

338811956 is an abundant number, since it is smaller than the sum of its proper divisors (341346124).

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

338811956 is a wasteful number, since it uses less digits than its factorization.

338811956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45263 (or 45261 counting only the distinct ones).

The product of its digits is 155520, while the sum is 44.

The square root of 338811956 is about 18406.8453570947. The cubic root of 338811956 is about 697.1393156662.

The spelling of 338811956 in words is "three hundred thirty-eight million, eight hundred eleven thousand, nine hundred fifty-six".