345406204 has 48 divisors (see below), whose sum is σ = 751929696. Its totient is φ = 136396800.

The previous prime is 345406189. The next prime is 345406223. The reversal of 345406204 is 402604543.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8037 + ... + 27484.

It is an arithmetic number, because the mean of its divisors is an integer number (15665202).

Almost surely, 2^345406204 is an apocalyptic number.

345406204 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

345406204 is an abundant number, since it is smaller than the sum of its proper divisors (406523492).

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

345406204 is a wasteful number, since it uses less digits than its factorization.

345406204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35566 (or 35564 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 345406204 is about 18585.1070483869. The cubic root of 345406204 is about 701.6330606679.

The spelling of 345406204 in words is "three hundred forty-five million, four hundred six thousand, two hundred four".