345079170 has 128 divisors (see below), whose sum is σ = 955514880. Its totient is φ = 88562880.

The previous prime is 345079139. The next prime is 345079183. The reversal of 345079170 is 71970543.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 900799 + ... + 901181.

It is an arithmetic number, because the mean of its divisors is an integer number (7464960).

Almost surely, 2^345079170 is an apocalyptic number.

345079170 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 345079170, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (477757440).

345079170 is an abundant number, since it is smaller than the sum of its proper divisors (610435710).

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

345079170 is a wasteful number, since it uses less digits than its factorization.

345079170 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517 (or 511 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 345079170 is about 18576.3066835149. The cubic root of 345079170 is about 701.4115530444.

The spelling of 345079170 in words is "three hundred forty-five million, seventy-nine thousand, one hundred seventy".