342340542 has 12 divisors (see below), whose sum is σ = 741737880. Its totient is φ = 114113508.

The previous prime is 342340513. The next prime is 342340549. The reversal of 342340542 is 245043243.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342340549) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9509442 + ... + 9509477.

It is an arithmetic number, because the mean of its divisors is an integer number (61811490).

Almost surely, 2^342340542 is an apocalyptic number.

342340542 is an abundant number, since it is smaller than the sum of its proper divisors (399397338).

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

342340542 is a wasteful number, since it uses less digits than its factorization.

342340542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19018927 (or 19018924 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

The square root of 342340542 is about 18502.4469192591. The cubic root of 342340542 is about 699.5511013057.

Adding to 342340542 its reverse (245043243), we get a palindrome (587383785).

The spelling of 342340542 in words is "three hundred forty-two million, three hundred forty thousand, five hundred forty-two".