44553409 has 4 divisors (see below), whose sum is σ = 44969904. Its totient is φ = 44136916.

The previous prime is 44553407. The next prime is 44553419. The reversal of 44553409 is 90435544.

It is a happy number.

44553409 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 44553409 - 2¹ = 44553407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44553407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208087 + ... + 208300.

It is an arithmetic number, because the mean of its divisors is an integer number (11242476).

Almost surely, 2^44553409 is an apocalyptic number.

It is an amenable number.

44553409 is a deficient number, since it is larger than the sum of its proper divisors (416495).

44553409 is a wasteful number, since it uses less digits than its factorization.

44553409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416494.

The product of its (nonzero) digits is 43200, while the sum is 34.

The square root of 44553409 is about 6674.8340054267. The cubic root of 44553409 is about 354.5087671061.

The spelling of 44553409 in words is "forty-four million, five hundred fifty-three thousand, four hundred nine".