345167394 has 64 divisors (see below), whose sum is σ = 846332928. Its totient is φ = 92347200.

The previous prime is 345167377. The next prime is 345167401. The reversal of 345167394 is 493761543.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10989 + ... + 28479.

It is an arithmetic number, because the mean of its divisors is an integer number (13223952).

Almost surely, 2^345167394 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 345167394, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (423166464).

345167394 is an abundant number, since it is smaller than the sum of its proper divisors (501165534).

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

345167394 is a wasteful number, since it uses less digits than its factorization.

345167394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17543.

The product of its digits is 272160, while the sum is 42.

The square root of 345167394 is about 18578.6811695556. The cubic root of 345167394 is about 701.4713229614.

The spelling of 345167394 in words is "three hundred forty-five million, one hundred sixty-seven thousand, three hundred ninety-four".