342697225 has 24 divisors (see below), whose sum is σ = 458642520. Its totient is φ = 252510720.

The previous prime is 342697213. The next prime is 342697249. The reversal of 342697225 is 522796243.

It can be written as a sum of positive squares in 12 ways, for example, as 298978681 + 43718544 = 17291^2 + 6612^2 .

It is not a de Polignac number, because 342697225 - 2⁷ = 342697097 is a prime.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 199671 + ... + 201379.

It is an arithmetic number, because the mean of its divisors is an integer number (19110105).

Almost surely, 2^342697225 is an apocalyptic number.

It is an amenable number.

342697225 is a deficient number, since it is larger than the sum of its proper divisors (115945295).

342697225 is a wasteful number, since it uses less digits than its factorization.

342697225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2349 (or 2344 counting only the distinct ones).

The product of its digits is 181440, while the sum is 40.

The square root of 342697225 is about 18512.0832161051. The cubic root of 342697225 is about 699.7939699777.

The spelling of 342697225 in words is "three hundred forty-two million, six hundred ninety-seven thousand, two hundred twenty-five".