344420359 has 2 divisors, whose sum is σ = 344420360. Its totient is φ = 344420358.

The previous prime is 344420303. The next prime is 344420381. The reversal of 344420359 is 953024443.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 344420359 - 2⁷ = 344420231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (344420389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172210179 + 172210180.

It is an arithmetic number, because the mean of its divisors is an integer number (172210180).

Almost surely, 2^344420359 is an apocalyptic number.

344420359 is a deficient number, since it is larger than the sum of its proper divisors (1).

344420359 is an equidigital number, since it uses as much as digits as its factorization.

344420359 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 34.

The square root of 344420359 is about 18558.5656503944. The cubic root of 344420359 is about 700.9648999555.

The spelling of 344420359 in words is "three hundred forty-four million, four hundred twenty thousand, three hundred fifty-nine".