342198631 has 2 divisors, whose sum is σ = 342198632. Its totient is φ = 342198630.

The previous prime is 342198617. The next prime is 342198673. The reversal of 342198631 is 136891243.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 342198631 - 2¹³ = 342190439 is a prime.

It is a super-2 number, since 2×342198631² = 234199806116548322, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342198431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171099315 + 171099316.

It is an arithmetic number, because the mean of its divisors is an integer number (171099316).

Almost surely, 2^342198631 is an apocalyptic number.

342198631 is a deficient number, since it is larger than the sum of its proper divisors (1).

342198631 is an equidigital number, since it uses as much as digits as its factorization.

342198631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 37.

The square root of 342198631 is about 18498.6115965496. The cubic root of 342198631 is about 699.4544259150.

The spelling of 342198631 in words is "three hundred forty-two million, one hundred ninety-eight thousand, six hundred thirty-one".