338552220 has 48 divisors (see below), whose sum is σ = 973572768. Its totient is φ = 87840000.

The previous prime is 338552191. The next prime is 338552231. The reversal of 338552220 is 22255833.

It is a super-2 number, since 2×338552220² = 229235211333856800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74031 + ... + 78470.

It is an arithmetic number, because the mean of its divisors is an integer number (20282766).

Almost surely, 2^338552220 is an apocalyptic number.

338552220 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

338552220 is an abundant number, since it is smaller than the sum of its proper divisors (635020548).

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

338552220 is a wasteful number, since it uses less digits than its factorization.

338552220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152550 (or 152548 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 338552220 is about 18399.7885857420. The cubic root of 338552220 is about 696.9611259021.

The spelling of 338552220 in words is "three hundred thirty-eight million, five hundred fifty-two thousand, two hundred twenty".