342272461 has 2 divisors, whose sum is σ = 342272462. Its totient is φ = 342272460.

The previous prime is 342272431. The next prime is 342272467. The reversal of 342272461 is 164272243.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 331422025 + 10850436 = 18205^2 + 3294^2 .

It is an emirp because it is prime and its reverse (164272243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 342272461 - 2¹¹ = 342270413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (342272467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171136230 + 171136231.

It is an arithmetic number, because the mean of its divisors is an integer number (171136231).

Almost surely, 2^342272461 is an apocalyptic number.

It is an amenable number.

342272461 is a deficient number, since it is larger than the sum of its proper divisors (1).

342272461 is an equidigital number, since it uses as much as digits as its factorization.

342272461 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16128, while the sum is 31.

The square root of 342272461 is about 18500.6070440945. The cubic root of 342272461 is about 699.5047251683.

The spelling of 342272461 in words is "three hundred forty-two million, two hundred seventy-two thousand, four hundred sixty-one".