346439808 has 256 divisors, whose sum is σ = 1202947200. Its totient is φ = 96768000.

The previous prime is 346439803. The next prime is 346439809. The reversal of 346439808 is 808934643.

It is not an unprimeable number, because it can be changed into a prime (346439803) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 493858 + ... + 494558.

Almost surely, 2^346439808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 346439808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (601473600).

346439808 is an abundant number, since it is smaller than the sum of its proper divisors (856507392).

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

346439808 is a wasteful number, since it uses less digits than its factorization.

346439808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 748 (or 730 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The square root of 346439808 is about 18612.8935955697. The cubic root of 346439808 is about 702.3322264124.

The spelling of 346439808 in words is "three hundred forty-six million, four hundred thirty-nine thousand, eight hundred eight".