347274689 has 2 divisors, whose sum is σ = 347274690. Its totient is φ = 347274688.

The previous prime is 347274673. The next prime is 347274731. The reversal of 347274689 is 986472743.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 196476289 + 150798400 = 14017^2 + 12280^2 .

It is a cyclic number.

It is not a de Polignac number, because 347274689 - 2⁴ = 347274673 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (347274619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173637344 + 173637345.

It is an arithmetic number, because the mean of its divisors is an integer number (173637345).

Almost surely, 2^347274689 is an apocalyptic number.

It is an amenable number.

347274689 is a deficient number, since it is larger than the sum of its proper divisors (1).

347274689 is an equidigital number, since it uses as much as digits as its factorization.

347274689 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2032128, while the sum is 50.

The square root of 347274689 is about 18635.3075907000. The cubic root of 347274689 is about 702.8959543905.

The spelling of 347274689 in words is "three hundred forty-seven million, two hundred seventy-four thousand, six hundred eighty-nine".