342996377 has 2 divisors, whose sum is σ = 342996378. Its totient is φ = 342996376.

The previous prime is 342996331. The next prime is 342996389. The reversal of 342996377 is 773699243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 311310736 + 31685641 = 17644^2 + 5629^2 .

It is an emirp because it is prime and its reverse (773699243) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 342996377 - 2¹² = 342992281 is a prime.

It is a super-2 number, since 2×342996377² = 235293029270252258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (342996317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171498188 + 171498189.

It is an arithmetic number, because the mean of its divisors is an integer number (171498189).

Almost surely, 2^342996377 is an apocalyptic number.

It is an amenable number.

342996377 is a deficient number, since it is larger than the sum of its proper divisors (1).

342996377 is an equidigital number, since it uses as much as digits as its factorization.

342996377 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1714608, while the sum is 50.

The square root of 342996377 is about 18520.1613653877. The cubic root of 342996377 is about 699.9975353655.

The spelling of 342996377 in words is "three hundred forty-two million, nine hundred ninety-six thousand, three hundred seventy-seven".