344555401 has 16 divisors (see below), whose sum is σ = 356363280. Its totient is φ = 333020160.

The previous prime is 344555399. The next prime is 344555413. The reversal of 344555401 is 104555443.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 13133376 + 331422025 = 3624^2 + 18205^2 .

It is not a de Polignac number, because 344555401 - 2¹ = 344555399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (344555441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1175811 + ... + 1176103.

It is an arithmetic number, because the mean of its divisors is an integer number (22272705).

Almost surely, 2^344555401 is an apocalyptic number.

It is an amenable number.

344555401 is a deficient number, since it is larger than the sum of its proper divisors (11807879).

344555401 is a wasteful number, since it uses less digits than its factorization.

344555401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 636.

The product of its (nonzero) digits is 24000, while the sum is 31.

The square root of 344555401 is about 18562.2035599225. The cubic root of 344555401 is about 701.0565005541.

The spelling of 344555401 in words is "three hundred forty-four million, five hundred fifty-five thousand, four hundred one".