338616420 has 24 divisors (see below), whose sum is σ = 948126144. Its totient is φ = 90297696.

The previous prime is 338616409. The next prime is 338616437. The reversal of 338616420 is 24616833.

It is a super-2 number, since 2×338616420² = 229322159787232800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2821744 + ... + 2821863.

It is an arithmetic number, because the mean of its divisors is an integer number (39505256).

Almost surely, 2^338616420 is an apocalyptic number.

338616420 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

338616420 is an abundant number, since it is smaller than the sum of its proper divisors (609509724).

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

338616420 is a wasteful number, since it uses less digits than its factorization.

338616420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5643619 (or 5643617 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 338616420 is about 18401.5330883054. The cubic root of 338616420 is about 697.0051782655.

The spelling of 338616420 in words is "three hundred thirty-eight million, six hundred sixteen thousand, four hundred twenty".