44247089 has 4 divisors (see below), whose sum is σ = 44378724. Its totient is φ = 44115456.

The previous prime is 44247083. The next prime is 44247121. The reversal of 44247089 is 98074244.

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 8151025 + 36096064 = 2855^2 + 6008^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44247089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44247083) 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, 65312 + ... + 65985.

It is an arithmetic number, because the mean of its divisors is an integer number (11094681).

Almost surely, 2^44247089 is an apocalyptic number.

It is an amenable number.

44247089 is a deficient number, since it is larger than the sum of its proper divisors (131635).

44247089 is a wasteful number, since it uses less digits than its factorization.

44247089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131634.

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 44247089 is about 6651.8485400676. The cubic root of 44247089 is about 353.6944414488.

The spelling of 44247089 in words is "forty-four million, two hundred forty-seven thousand, eighty-nine".