342217697 has 2 divisors, whose sum is σ = 342217698. Its totient is φ = 342217696.

The previous prime is 342217691. The next prime is 342217723. The reversal of 342217697 is 796712243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 324036001 + 18181696 = 18001^2 + 4264^2 .

It is a cyclic number.

It is not a de Polignac number, because 342217697 - 2¹⁰ = 342216673 is a prime.

It is a super-2 number, since 2×342217697² = 234225904279967618, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (342217691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171108848 + 171108849.

It is an arithmetic number, because the mean of its divisors is an integer number (171108849).

Almost surely, 2^342217697 is an apocalyptic number.

It is an amenable number.

342217697 is a deficient number, since it is larger than the sum of its proper divisors (1).

342217697 is an equidigital number, since it uses as much as digits as its factorization.

342217697 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 127008, while the sum is 41.

The square root of 342217697 is about 18499.1269253443. The cubic root of 342217697 is about 699.4674159830.

The spelling of 342217697 in words is "three hundred forty-two million, two hundred seventeen thousand, six hundred ninety-seven".