348858493 has 2 divisors, whose sum is σ = 348858494. Its totient is φ = 348858492.

The previous prime is 348858473. The next prime is 348858511. The reversal of 348858493 is 394858843.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 285846649 + 63011844 = 16907^2 + 7938^2 .

It is a cyclic number.

It is not a de Polignac number, because 348858493 - 2²⁵ = 315304061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 348858493.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (348858403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174429246 + 174429247.

It is an arithmetic number, because the mean of its divisors is an integer number (174429247).

Almost surely, 2^348858493 is an apocalyptic number.

It is an amenable number.

348858493 is a deficient number, since it is larger than the sum of its proper divisors (1).

348858493 is an equidigital number, since it uses as much as digits as its factorization.

348858493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3317760, while the sum is 52.

The square root of 348858493 is about 18677.7539602598. The cubic root of 348858493 is about 703.9628920319.

The spelling of 348858493 in words is "three hundred forty-eight million, eight hundred fifty-eight thousand, four hundred ninety-three".