347434273 has 2 divisors, whose sum is σ = 347434274. Its totient is φ = 347434272.

The previous prime is 347434261. The next prime is 347434331. The reversal of 347434273 is 372434743.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 339185889 + 8248384 = 18417^2 + 2872^2 .

It is a cyclic number.

It is not a de Polignac number, because 347434273 - 2⁹ = 347433761 is a prime.

It is not a weakly prime, because it can be changed into another prime (347434873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173717136 + 173717137.

It is an arithmetic number, because the mean of its divisors is an integer number (173717137).

Almost surely, 2^347434273 is an apocalyptic number.

It is an amenable number.

347434273 is a deficient number, since it is larger than the sum of its proper divisors (1).

347434273 is an equidigital number, since it uses as much as digits as its factorization.

347434273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 169344, while the sum is 37.

The square root of 347434273 is about 18639.5888634916. The cubic root of 347434273 is about 703.0036057434.

The spelling of 347434273 in words is "three hundred forty-seven million, four hundred thirty-four thousand, two hundred seventy-three".