344220299 has 4 divisors (see below), whose sum is σ = 344289240. Its totient is φ = 344151360.

The previous prime is 344220281. The next prime is 344220353. The reversal of 344220299 is 992022443.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 992022443 = 61 ⋅16262663.

It is a cyclic number.

It is not a de Polignac number, because 344220299 - 2²⁰ = 343171723 is a prime.

It is a super-2 number, since 2×344220299² = 236975228487298802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (344220229) 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 3 ways as a sum of consecutive naturals, for example, 26342 + ... + 37179.

It is an arithmetic number, because the mean of its divisors is an integer number (86072310).

Almost surely, 2^344220299 is an apocalyptic number.

344220299 is a deficient number, since it is larger than the sum of its proper divisors (68941).

344220299 is an equidigital number, since it uses as much as digits as its factorization.

344220299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68940.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 344220299 is about 18553.1749035037. The cubic root of 344220299 is about 700.8291528514.

The spelling of 344220299 in words is "three hundred forty-four million, two hundred twenty thousand, two hundred ninety-nine".