342797173 has 2 divisors, whose sum is σ = 342797174. Its totient is φ = 342797172.

The previous prime is 342797099. The next prime is 342797177. The reversal of 342797173 is 371797243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 319051044 + 23746129 = 17862^2 + 4873^2 .

It is a cyclic number.

It is not a de Polignac number, because 342797173 - 2¹⁷ = 342666101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342797177) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171398586 + 171398587.

It is an arithmetic number, because the mean of its divisors is an integer number (171398587).

Almost surely, 2^342797173 is an apocalyptic number.

It is an amenable number.

342797173 is a deficient number, since it is larger than the sum of its proper divisors (1).

342797173 is an equidigital number, since it uses as much as digits as its factorization.

342797173 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 222264, while the sum is 43.

The square root of 342797173 is about 18514.7825534085. The cubic root of 342797173 is about 699.8619952432.

The spelling of 342797173 in words is "three hundred forty-two million, seven hundred ninety-seven thousand, one hundred seventy-three".