342917145 has 80 divisors (see below), whose sum is σ = 635627520. Its totient is φ = 176795136.

The previous prime is 342917129. The next prime is 342917171. The reversal of 342917145 is 541719243.

It is not a de Polignac number, because 342917145 - 2⁴ = 342917129 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2700072 + ... + 2700198.

It is an arithmetic number, because the mean of its divisors is an integer number (7945344).

Almost surely, 2^342917145 is an apocalyptic number.

It is an amenable number.

342917145 is a deficient number, since it is larger than the sum of its proper divisors (292710375).

342917145 is a wasteful number, since it uses less digits than its factorization.

342917145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316 (or 307 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 342917145 is about 18518.0221676074. The cubic root of 342917145 is about 699.9436315154.

The spelling of 342917145 in words is "three hundred forty-two million, nine hundred seventeen thousand, one hundred forty-five".