347629 has 2 divisors, whose sum is σ = 347630. Its totient is φ = 347628.

The previous prime is 347621. The next prime is 347651. The reversal of 347629 is 926743.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 189225 + 158404 = 435^2 + 398^2 .

It is a cyclic number.

It is not a de Polignac number, because 347629 - 2³ = 347621 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 347629.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (347621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173814 + 173815.

It is an arithmetic number, because the mean of its divisors is an integer number (173815).

2³⁴⁷⁶²⁹ is an apocalyptic number.

It is an amenable number.

347629 is a deficient number, since it is larger than the sum of its proper divisors (1).

347629 is an equidigital number, since it uses as much as digits as its factorization.

347629 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 31.

The square root of 347629 is about 589.6007123469. The cubic root of 347629 is about 70.3134919037.

The spelling of 347629 in words is "three hundred forty-seven thousand, six hundred twenty-nine".