345837204 has 54 divisors (see below), whose sum is σ = 884170014. Its totient is φ = 113978880.

The previous prime is 345837197. The next prime is 345837227. The reversal of 345837204 is 402738543.

It is a happy number.

345837204 is a `hidden beast` number, since 3 + 4 + 583 + 72 + 0 + 4 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 48274704 + 297562500 = 6948^2 + 17250^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 338214 + ... + 339234.

Almost surely, 2^345837204 is an apocalyptic number.

It is an amenable number.

345837204 is an abundant number, since it is smaller than the sum of its proper divisors (538332810).

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

345837204 is a wasteful number, since it uses less digits than its factorization.

345837204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1225 (or 1123 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The square root of 345837204 is about 18596.6987392924. The cubic root of 345837204 is about 701.9247733937.

The spelling of 345837204 in words is "three hundred forty-five million, eight hundred thirty-seven thousand, two hundred four".