345355434 has 16 divisors (see below), whose sum is σ = 767456640. Its totient is φ = 115118460.

The previous prime is 345355427. The next prime is 345355471. The reversal of 345355434 is 434553543.

345355434 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 3197682 + ... + 3197789.

It is an arithmetic number, because the mean of its divisors is an integer number (47966040).

Almost surely, 2^345355434 is an apocalyptic number.

345355434 is an abundant number, since it is smaller than the sum of its proper divisors (422101206).

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

345355434 is a wasteful number, since it uses less digits than its factorization.

345355434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6395482 (or 6395476 counting only the distinct ones).

The product of its digits is 216000, while the sum is 36.

The square root of 345355434 is about 18583.7411195916. The cubic root of 345355434 is about 701.5986821540.

The spelling of 345355434 in words is "three hundred forty-five million, three hundred fifty-five thousand, four hundred thirty-four".