342246461 has 2 divisors, whose sum is σ = 342246462. Its totient is φ = 342246460.

The previous prime is 342246439. The next prime is 342246491. The reversal of 342246461 is 164642243.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 266016100 + 76230361 = 16310^2 + 8731^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342246461 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342246491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171123230 + 171123231.

It is an arithmetic number, because the mean of its divisors is an integer number (171123231).

Almost surely, 2^342246461 is an apocalyptic number.

It is an amenable number.

342246461 is a deficient number, since it is larger than the sum of its proper divisors (1).

342246461 is an equidigital number, since it uses as much as digits as its factorization.

342246461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 27648, while the sum is 32.

The square root of 342246461 is about 18499.9043511041. The cubic root of 342246461 is about 699.4870125899.

The spelling of 342246461 in words is "three hundred forty-two million, two hundred forty-six thousand, four hundred sixty-one".