44468561 has 4 divisors (see below), whose sum is σ = 45670452. Its totient is φ = 43266672.

The previous prime is 44468527. The next prime is 44468563. The reversal of 44468561 is 16586444.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 27196225 + 17272336 = 5215^2 + 4156^2 .

It is a cyclic number.

It is not a de Polignac number, because 44468561 - 2⁶ = 44468497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44468563) 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, 600890 + ... + 600963.

It is an arithmetic number, because the mean of its divisors is an integer number (11417613).

Almost surely, 2^44468561 is an apocalyptic number.

It is an amenable number.

44468561 is a deficient number, since it is larger than the sum of its proper divisors (1201891).

44468561 is a wasteful number, since it uses less digits than its factorization.

44468561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1201890.

The product of its digits is 92160, while the sum is 38.

The square root of 44468561 is about 6668.4751630339. The cubic root of 44468561 is about 354.2835806370.

The spelling of 44468561 in words is "forty-four million, four hundred sixty-eight thousand, five hundred sixty-one".