342569140 has 12 divisors (see below), whose sum is σ = 719395236. Its totient is φ = 137027648.

The previous prime is 342569131. The next prime is 342569179. The reversal of 342569140 is 41965243.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 153066384 + 189502756 = 12372^2 + 13766^2 .

It is a junction number, because it is equal to n+sod(n) for n = 342569096 and 342569105.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 8564209 + ... + 8564248.

It is an arithmetic number, because the mean of its divisors is an integer number (59949603).

Almost surely, 2^342569140 is an apocalyptic number.

It is an amenable number.

342569140 is an abundant number, since it is smaller than the sum of its proper divisors (376826096).

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

342569140 is a wasteful number, since it uses less digits than its factorization.

342569140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17128466 (or 17128464 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 342569140 is about 18508.6233955959. The cubic root of 342569140 is about 699.7067751466.

The spelling of 342569140 in words is "three hundred forty-two million, five hundred sixty-nine thousand, one hundred forty".