342017838 has 12 divisors (see below), whose sum is σ = 741038688. Its totient is φ = 114005940.

The previous prime is 342017827. The next prime is 342017857. The reversal of 342017838 is 838710243.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9500478 + ... + 9500513.

It is an arithmetic number, because the mean of its divisors is an integer number (61753224).

Almost surely, 2^342017838 is an apocalyptic number.

342017838 is an abundant number, since it is smaller than the sum of its proper divisors (399020850).

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

342017838 is a wasteful number, since it uses less digits than its factorization.

342017838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19000999 (or 19000996 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 342017838 is about 18493.7242869034. The cubic root of 342017838 is about 699.3312238434.

The spelling of 342017838 in words is "three hundred forty-two million, seventeen thousand, eight hundred thirty-eight".