344641797 has 24 divisors (see below), whose sum is σ = 517529376. Its totient is φ = 229193712.

The previous prime is 344641793. The next prime is 344641819. The reversal of 344641797 is 797146443.

It is not a de Polignac number, because 344641797 - 2² = 344641793 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (344641793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 111963 + ... + 114999.

It is an arithmetic number, because the mean of its divisors is an integer number (21563724).

Almost surely, 2^344641797 is an apocalyptic number.

It is an amenable number.

344641797 is a deficient number, since it is larger than the sum of its proper divisors (172887579).

344641797 is an equidigital number, since it uses as much as digits as its factorization.

344641797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3519 (or 3507 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The square root of 344641797 is about 18564.5306162047. The cubic root of 344641797 is about 701.1150914372.

The spelling of 344641797 in words is "three hundred forty-four million, six hundred forty-one thousand, seven hundred ninety-seven".