342088631 has 2 divisors, whose sum is σ = 342088632. Its totient is φ = 342088630.

The previous prime is 342088613. The next prime is 342088633. The reversal of 342088631 is 136880243.

It is a happy number.

Together with previous prime (342088613) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342088631 is a prime.

It is a super-2 number, since 2×342088631² = 234049262918908322, which contains 22 as substring.

Together with 342088633, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 342088591 and 342088600.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342088633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171044315 + 171044316.

It is an arithmetic number, because the mean of its divisors is an integer number (171044316).

Almost surely, 2^342088631 is an apocalyptic number.

342088631 is a deficient number, since it is larger than the sum of its proper divisors (1).

342088631 is an equidigital number, since it uses as much as digits as its factorization.

342088631 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 35.

The square root of 342088631 is about 18495.6381614693. The cubic root of 342088631 is about 699.3794711709.

The spelling of 342088631 in words is "three hundred forty-two million, eighty-eight thousand, six hundred thirty-one".