44574109 has 2 divisors, whose sum is σ = 44574110. Its totient is φ = 44574108.

The previous prime is 44574097. The next prime is 44574151. The reversal of 44574109 is 90147544.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41344900 + 3229209 = 6430^2 + 1797^2 .

It is a cyclic number.

It is not a de Polignac number, because 44574109 - 2⁵ = 44574077 is a prime.

It is equal to p_2693950 and since 44574109 and 2693950 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44574169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22287054 + 22287055.

It is an arithmetic number, because the mean of its divisors is an integer number (22287055).

Almost surely, 2^44574109 is an apocalyptic number.

It is an amenable number.

44574109 is a deficient number, since it is larger than the sum of its proper divisors (1).

44574109 is an equidigital number, since it uses as much as digits as its factorization.

44574109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20160, while the sum is 34.

The square root of 44574109 is about 6676.3844257203. The cubic root of 44574109 is about 354.5636614861.

The spelling of 44574109 in words is "forty-four million, five hundred seventy-four thousand, one hundred nine".