342242156 has 24 divisors (see below), whose sum is σ = 628211136. Its totient is φ = 162950400.

The previous prime is 342242143. The next prime is 342242171. The reversal of 342242156 is 651242243.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17645 + ... + 31556.

It is an arithmetic number, because the mean of its divisors is an integer number (26175464).

Almost surely, 2^342242156 is an apocalyptic number.

It is an amenable number.

342242156 is a deficient number, since it is larger than the sum of its proper divisors (285968980).

342242156 is a wasteful number, since it uses less digits than its factorization.

342242156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49289 (or 49287 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 342242156 is about 18499.7879987853. The cubic root of 342242156 is about 699.4840797092.

Adding to 342242156 its reverse (651242243), we get a palindrome (993484399).

The spelling of 342242156 in words is "three hundred forty-two million, two hundred forty-two thousand, one hundred fifty-six".