338222688 has 24 divisors (see below), whose sum is σ = 887834808. Its totient is φ = 112740864.

The previous prime is 338222671. The next prime is 338222693. The reversal of 338222688 is 886222833.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×338222688² = 228789173355890688, which contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1761481 + ... + 1761672.

It is an arithmetic number, because the mean of its divisors is an integer number (36993117).

Almost surely, 2^338222688 is an apocalyptic number.

It is an amenable number.

338222688 is an abundant number, since it is smaller than the sum of its proper divisors (549612120).

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

338222688 is a wasteful number, since it uses less digits than its factorization.

338222688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3523166 (or 3523158 counting only the distinct ones).

The product of its digits is 221184, while the sum is 42.

The square root of 338222688 is about 18390.8316288307. The cubic root of 338222688 is about 696.7349219492.

The spelling of 338222688 in words is "three hundred thirty-eight million, two hundred twenty-two thousand, six hundred eighty-eight".