342906173 has 2 divisors, whose sum is σ = 342906174. Its totient is φ = 342906172.

The previous prime is 342906169. The next prime is 342906229. The reversal of 342906173 is 371609243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 342324004 + 582169 = 18502^2 + 763^2 .

It is a cyclic number.

It is not a de Polignac number, because 342906173 - 2² = 342906169 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342906163) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171453086 + 171453087.

It is an arithmetic number, because the mean of its divisors is an integer number (171453087).

Almost surely, 2^342906173 is an apocalyptic number.

It is an amenable number.

342906173 is a deficient number, since it is larger than the sum of its proper divisors (1).

342906173 is an equidigital number, since it uses as much as digits as its factorization.

342906173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 342906173 is about 18517.7259132972. The cubic root of 342906173 is about 699.9361662880.

The spelling of 342906173 in words is "three hundred forty-two million, nine hundred six thousand, one hundred seventy-three".