349323277 has 2 divisors, whose sum is σ = 349323278. Its totient is φ = 349323276.

The previous prime is 349323217. The next prime is 349323281. The reversal of 349323277 is 772323943.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 306040036 + 43283241 = 17494^2 + 6579^2 .

It is an emirp because it is prime and its reverse (772323943) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 349323277 - 2¹¹ = 349321229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349323217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174661638 + 174661639.

It is an arithmetic number, because the mean of its divisors is an integer number (174661639).

Almost surely, 2^349323277 is an apocalyptic number.

It is an amenable number.

349323277 is a deficient number, since it is larger than the sum of its proper divisors (1).

349323277 is an equidigital number, since it uses as much as digits as its factorization.

349323277 is an evil number, because the sum of its binary digits is even.

The product of its digits is 190512, while the sum is 40.

The square root of 349323277 is about 18690.1920000839. The cubic root of 349323277 is about 704.2753831016.

The spelling of 349323277 in words is "three hundred forty-nine million, three hundred twenty-three thousand, two hundred seventy-seven".