44366561 has 4 divisors (see below), whose sum is σ = 44716032. Its totient is φ = 44017092.

The previous prime is 44366527. The next prime is 44366579. The reversal of 44366561 is 16566344.

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 44366561 - 2¹⁰ = 44365537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44366521) 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, 174545 + ... + 174798.

It is an arithmetic number, because the mean of its divisors is an integer number (11179008).

Almost surely, 2^44366561 is an apocalyptic number.

It is an amenable number.

44366561 is a deficient number, since it is larger than the sum of its proper divisors (349471).

44366561 is a wasteful number, since it uses less digits than its factorization.

44366561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 349470.

The product of its digits is 51840, while the sum is 35.

The square root of 44366561 is about 6660.8228470663. The cubic root of 44366561 is about 354.0124933082.

The spelling of 44366561 in words is "forty-four million, three hundred sixty-six thousand, five hundred sixty-one".