349251299 has 2 divisors, whose sum is σ = 349251300. Its totient is φ = 349251298.

The previous prime is 349251283. The next prime is 349251307. The reversal of 349251299 is 992152943.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 349251299 - 2⁴ = 349251283 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (349251229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174625649 + 174625650.

It is an arithmetic number, because the mean of its divisors is an integer number (174625650).

Almost surely, 2^349251299 is an apocalyptic number.

349251299 is a deficient number, since it is larger than the sum of its proper divisors (1).

349251299 is an equidigital number, since it uses as much as digits as its factorization.

349251299 is an evil number, because the sum of its binary digits is even.

The product of its digits is 174960, while the sum is 44.

The square root of 349251299 is about 18688.2663454907. The cubic root of 349251299 is about 704.2270078391.

It can be divided in two parts, 34925 and 1299, that multiplied together give a triangular number (45367575 = T₉₅₂₅).

The spelling of 349251299 in words is "three hundred forty-nine million, two hundred fifty-one thousand, two hundred ninety-nine".