349444943 has 2 divisors, whose sum is σ = 349444944. Its totient is φ = 349444942.

The previous prime is 349444913. The next prime is 349444969.

349444943 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-349444943 is a prime.

It is a super-2 number, since 2×349444943² = 244223536376546498, which contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 349444894 and 349444903.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349444913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174722471 + 174722472.

It is an arithmetic number, because the mean of its divisors is an integer number (174722472).

Almost surely, 2^349444943 is an apocalyptic number.

349444943 is a deficient number, since it is larger than the sum of its proper divisors (1).

349444943 is an equidigital number, since it uses as much as digits as its factorization.

349444943 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 746496, while the sum is 44.

The square root of 349444943 is about 18693.4465254538. The cubic root of 349444943 is about 704.3571377669.

The spelling of 349444943 in words is "three hundred forty-nine million, four hundred forty-four thousand, nine hundred forty-three".