342787867 has 2 divisors, whose sum is σ = 342787868. Its totient is φ = 342787866.

The previous prime is 342787789. The next prime is 342787927. The reversal of 342787867 is 768787243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 342787867 - 2¹⁵ = 342755099 is a prime.

It is not a weakly prime, because it can be changed into another prime (342787267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171393933 + 171393934.

It is an arithmetic number, because the mean of its divisors is an integer number (171393934).

Almost surely, 2^342787867 is an apocalyptic number.

342787867 is a deficient number, since it is larger than the sum of its proper divisors (1).

342787867 is an equidigital number, since it uses as much as digits as its factorization.

342787867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3161088, while the sum is 52.

The square root of 342787867 is about 18514.5312390025. The cubic root of 342787867 is about 699.8556620767.

The spelling of 342787867 in words is "three hundred forty-two million, seven hundred eighty-seven thousand, eight hundred sixty-seven".