44345897 has 4 divisors (see below), whose sum is σ = 44359680. Its totient is φ = 44332116.

The previous prime is 44345879. The next prime is 44345921. The reversal of 44345897 is 79854344.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 44345897 - 2¹⁴ = 44329513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44345797) 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, 788 + ... + 9450.

It is an arithmetic number, because the mean of its divisors is an integer number (11089920).

Almost surely, 2^44345897 is an apocalyptic number.

It is an amenable number.

44345897 is a deficient number, since it is larger than the sum of its proper divisors (13783).

44345897 is an equidigital number, since it uses as much as digits as its factorization.

44345897 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13782.

The product of its digits is 483840, while the sum is 44.

The square root of 44345897 is about 6659.2715067040. The cubic root of 44345897 is about 353.9575236042.

The spelling of 44345897 in words is "forty-four million, three hundred forty-five thousand, eight hundred ninety-seven".