349332493 has 2 divisors, whose sum is σ = 349332494. Its totient is φ = 349332492.

The previous prime is 349332433. The next prime is 349332497. The reversal of 349332493 is 394233943.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 301473769 + 47858724 = 17363^2 + 6918^2 .

It is a cyclic number.

It is not a de Polignac number, because 349332493 - 2¹⁷ = 349201421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349332497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174666246 + 174666247.

It is an arithmetic number, because the mean of its divisors is an integer number (174666247).

Almost surely, 2^349332493 is an apocalyptic number.

It is an amenable number.

349332493 is a deficient number, since it is larger than the sum of its proper divisors (1).

349332493 is an equidigital number, since it uses as much as digits as its factorization.

349332493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 209952, while the sum is 40.

The square root of 349332493 is about 18690.4385448817. The cubic root of 349332493 is about 704.2815765478.

The spelling of 349332493 in words is "three hundred forty-nine million, three hundred thirty-two thousand, four hundred ninety-three".