345289692 has 24 divisors (see below), whose sum is σ = 878919552. Its totient is φ = 104633200.

The previous prime is 345289691. The next prime is 345289697. The reversal of 345289692 is 296982543.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345289691) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1307784 + ... + 1308047.

It is an arithmetic number, because the mean of its divisors is an integer number (36621648).

Almost surely, 2^345289692 is an apocalyptic number.

It is an amenable number.

345289692 is an abundant number, since it is smaller than the sum of its proper divisors (533629860).

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

345289692 is a wasteful number, since it uses less digits than its factorization.

345289692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2615849 (or 2615847 counting only the distinct ones).

The product of its digits is 933120, while the sum is 48.

The square root of 345289692 is about 18581.9722311707. The cubic root of 345289692 is about 701.5541604593.

The spelling of 345289692 in words is "three hundred forty-five million, two hundred eighty-nine thousand, six hundred ninety-two".