344432641 has 4 divisors (see below), whose sum is σ = 393637312. Its totient is φ = 295227972.

The previous prime is 344432639. The next prime is 344432663. The reversal of 344432641 is 146234443.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 344432641 - 2¹ = 344432639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (344432141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24602325 + ... + 24602338.

It is an arithmetic number, because the mean of its divisors is an integer number (98409328).

Almost surely, 2^344432641 is an apocalyptic number.

It is an amenable number.

344432641 is a deficient number, since it is larger than the sum of its proper divisors (49204671).

344432641 is an equidigital number, since it uses as much as digits as its factorization.

344432641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49204670.

The product of its digits is 27648, while the sum is 31.

The square root of 344432641 is about 18558.8965458618. The cubic root of 344432641 is about 700.9732319722.

The spelling of 344432641 in words is "three hundred forty-four million, four hundred thirty-two thousand, six hundred forty-one".