345864234 has 16 divisors (see below), whose sum is σ = 710424288. Its totient is φ = 112172112.

The previous prime is 345864229. The next prime is 345864263. The reversal of 345864234 is 432468543.

345864234 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 345864192 and 345864201.

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, 778752 + ... + 779195.

It is an arithmetic number, because the mean of its divisors is an integer number (44401518).

Almost surely, 2^345864234 is an apocalyptic number.

345864234 is an abundant number, since it is smaller than the sum of its proper divisors (364560054).

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

345864234 is a wasteful number, since it uses less digits than its factorization.

345864234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1557989.

The product of its digits is 276480, while the sum is 39.

The square root of 345864234 is about 18597.4254669833. The cubic root of 345864234 is about 701.9430599672.

The spelling of 345864234 in words is "three hundred forty-five million, eight hundred sixty-four thousand, two hundred thirty-four".