348564497 has 2 divisors, whose sum is σ = 348564498. Its totient is φ = 348564496.

The previous prime is 348564487. The next prime is 348564509. The reversal of 348564497 is 794465843.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 304991296 + 43573201 = 17464^2 + 6601^2 .

It is an emirp because it is prime and its reverse (794465843) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-348564497 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (348564467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174282248 + 174282249.

It is an arithmetic number, because the mean of its divisors is an integer number (174282249).

Almost surely, 2^348564497 is an apocalyptic number.

It is an amenable number.

348564497 is a deficient number, since it is larger than the sum of its proper divisors (1).

348564497 is an equidigital number, since it uses as much as digits as its factorization.

348564497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2903040, while the sum is 50.

The square root of 348564497 is about 18669.8820831841. The cubic root of 348564497 is about 703.7650845693.

The spelling of 348564497 in words is "three hundred forty-eight million, five hundred sixty-four thousand, four hundred ninety-seven".