342694747 has 2 divisors, whose sum is σ = 342694748. Its totient is φ = 342694746.

The previous prime is 342694673. The next prime is 342694753. The reversal of 342694747 is 747496243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 342694747 - 2¹⁹ = 342170459 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 342694697 and 342694706.

It is not a weakly prime, because it can be changed into another prime (342691747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171347373 + 171347374.

It is an arithmetic number, because the mean of its divisors is an integer number (171347374).

Almost surely, 2^342694747 is an apocalyptic number.

342694747 is a deficient number, since it is larger than the sum of its proper divisors (1).

342694747 is an equidigital number, since it uses as much as digits as its factorization.

342694747 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1016064, while the sum is 46.

The square root of 342694747 is about 18512.0162867258. The cubic root of 342694747 is about 699.7922832666.

The spelling of 342694747 in words is "three hundred forty-two million, six hundred ninety-four thousand, seven hundred forty-seven".