338923216 has 40 divisors (see below), whose sum is σ = 721293120. Its totient is φ = 153559296.

The previous prime is 338923201. The next prime is 338923223. The reversal of 338923216 is 612329833.

It is a super-2 number, since 2×338923216² = 229737892687565312, which contains 22 as substring.

It is a nialpdrome in base 9.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 17245 + ... + 31228.

It is an arithmetic number, because the mean of its divisors is an integer number (18032328).

Almost surely, 2^338923216 is an apocalyptic number.

It is an amenable number.

338923216 is an abundant number, since it is smaller than the sum of its proper divisors (382369904).

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

338923216 is a wasteful number, since it uses less digits than its factorization.

338923216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48523 (or 48517 counting only the distinct ones).

The product of its digits is 46656, while the sum is 37.

The square root of 338923216 is about 18409.8673542207. The cubic root of 338923216 is about 697.2156168220.

The spelling of 338923216 in words is "three hundred thirty-eight million, nine hundred twenty-three thousand, two hundred sixteen".