345347604 has 48 divisors (see below), whose sum is σ = 1023254400. Its totient is φ = 98670528.

The previous prime is 345347593. The next prime is 345347623. The reversal of 345347604 is 406743543.

It is a happy number.

345347604 is a `hidden beast` number, since 3 + 4 + 5 + 3 + 47 + 604 = 666.

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 polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227649 + ... + 229160.

It is an arithmetic number, because the mean of its divisors is an integer number (21317800).

Almost surely, 2^345347604 is an apocalyptic number.

It is an amenable number.

345347604 is an abundant number, since it is smaller than the sum of its proper divisors (677906796).

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

345347604 is a wasteful number, since it uses less digits than its factorization.

345347604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456829 (or 456821 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 36.

The square root of 345347604 is about 18583.5304503746. The cubic root of 345347604 is about 701.5933798300.

The spelling of 345347604 in words is "three hundred forty-five million, three hundred forty-seven thousand, six hundred four".