347873 has 2 divisors, whose sum is σ = 347874. Its totient is φ = 347872.

The previous prime is 347849. The next prime is 347887. The reversal of 347873 is 378743.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 253009 + 94864 = 503^2 + 308^2 .

It is a cyclic number.

It is not a de Polignac number, because 347873 - 2¹⁰ = 346849 is a prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 347873.

It is not a weakly prime, because it can be changed into another prime (347813) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173936 + 173937.

It is an arithmetic number, because the mean of its divisors is an integer number (173937).

2³⁴⁷⁸⁷³ is an apocalyptic number.

It is an amenable number.

347873 is a deficient number, since it is larger than the sum of its proper divisors (1).

347873 is an equidigital number, since it uses as much as digits as its factorization.

347873 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14112, while the sum is 32.

The square root of 347873 is about 589.8075957463. The cubic root of 347873 is about 70.3299390160.

The spelling of 347873 in words is "three hundred forty-seven thousand, eight hundred seventy-three".