344564401 has 2 divisors, whose sum is σ = 344564402. Its totient is φ = 344564400.

The previous prime is 344564393. The next prime is 344564431. The reversal of 344564401 is 104465443.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 191794801 + 152769600 = 13849^2 + 12360^2 .

It is a cyclic number.

It is not a de Polignac number, because 344564401 - 2³ = 344564393 is a prime.

It is not a weakly prime, because it can be changed into another prime (344564431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 172282200 + 172282201.

It is an arithmetic number, because the mean of its divisors is an integer number (172282201).

Almost surely, 2^344564401 is an apocalyptic number.

It is an amenable number.

344564401 is a deficient number, since it is larger than the sum of its proper divisors (1).

344564401 is an equidigital number, since it uses as much as digits as its factorization.

344564401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 344564401 is about 18562.4459864534. The cubic root of 344564401 is about 701.0626045107.

The spelling of 344564401 in words is "three hundred forty-four million, five hundred sixty-four thousand, four hundred one".