338895820 has 12 divisors (see below), whose sum is σ = 711681264. Its totient is φ = 135558320.

The previous prime is 338895811. The next prime is 338895847. The reversal of 338895820 is 28598833.

It is a happy number.

It is a super-2 number, since 2×338895820² = 229700753626944800, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 8472376 + ... + 8472415.

It is an arithmetic number, because the mean of its divisors is an integer number (59306772).

Almost surely, 2^338895820 is an apocalyptic number.

It is an amenable number.

338895820 is an abundant number, since it is smaller than the sum of its proper divisors (372785444).

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

338895820 is a wasteful number, since it uses less digits than its factorization.

338895820 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16944800 (or 16944798 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 46.

The square root of 338895820 is about 18409.1232816775. The cubic root of 338895820 is about 697.1968304295.

The spelling of 338895820 in words is "three hundred thirty-eight million, eight hundred ninety-five thousand, eight hundred twenty".