349356937 has 2 divisors, whose sum is σ = 349356938. Its totient is φ = 349356936.

The previous prime is 349356911. The next prime is 349356947. The reversal of 349356937 is 739653943.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 321520761 + 27836176 = 17931^2 + 5276^2 .

It is a cyclic number.

It is not a de Polignac number, because 349356937 - 2²⁷ = 215139209 is a prime.

It is not a weakly prime, because it can be changed into another prime (349356947) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174678468 + 174678469.

It is an arithmetic number, because the mean of its divisors is an integer number (174678469).

Almost surely, 2^349356937 is an apocalyptic number.

It is an amenable number.

349356937 is a deficient number, since it is larger than the sum of its proper divisors (1).

349356937 is an equidigital number, since it uses as much as digits as its factorization.

349356937 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1837080, while the sum is 49.

The square root of 349356937 is about 18691.0924506836. The cubic root of 349356937 is about 704.2980031688.

The spelling of 349356937 in words is "three hundred forty-nine million, three hundred fifty-six thousand, nine hundred thirty-seven".