349764799 has 2 divisors, whose sum is σ = 349764800. Its totient is φ = 349764798.

The previous prime is 349764763. The next prime is 349764871. The reversal of 349764799 is 997467943.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 349764799 - 2²⁷ = 215547071 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (349764199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 174882399 + 174882400.

It is an arithmetic number, because the mean of its divisors is an integer number (174882400).

Almost surely, 2^349764799 is an apocalyptic number.

349764799 is a deficient number, since it is larger than the sum of its proper divisors (1).

349764799 is an equidigital number, since it uses as much as digits as its factorization.

349764799 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10287648, while the sum is 58.

The square root of 349764799 is about 18701.9998663245. Note that the first 3 decimals coincide. The cubic root of 349764799 is about 704.5719776697.

The spelling of 349764799 in words is "three hundred forty-nine million, seven hundred sixty-four thousand, seven hundred ninety-nine".