344807899 has 2 divisors, whose sum is σ = 344807900. Its totient is φ = 344807898.

The previous prime is 344807891. The next prime is 344807959. The reversal of 344807899 is 998708443.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 344807899 - 2³ = 344807891 is a prime.

It is not a weakly prime, because it can be changed into another prime (344807891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172403949 + 172403950.

It is an arithmetic number, because the mean of its divisors is an integer number (172403950).

Almost surely, 2^344807899 is an apocalyptic number.

344807899 is a deficient number, since it is larger than the sum of its proper divisors (1).

344807899 is an equidigital number, since it uses as much as digits as its factorization.

344807899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1741824, while the sum is 52.

The square root of 344807899 is about 18569.0037158702. The cubic root of 344807899 is about 701.2277087653.

The spelling of 344807899 in words is "three hundred forty-four million, eight hundred seven thousand, eight hundred ninety-nine".