44890045 has 8 divisors (see below), whose sum is σ = 53904096. Its totient is φ = 35888016.

The previous prime is 44890033. The next prime is 44890049. The reversal of 44890045 is 54009844.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44890045 - 2¹⁵ = 44857277 is a prime.

It is a super-2 number, since 2×44890045² = 4030232280204050, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44890049) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12414 + ... + 15616.

It is an arithmetic number, because the mean of its divisors is an integer number (6738012).

Almost surely, 2^44890045 is an apocalyptic number.

It is an amenable number.

44890045 is a deficient number, since it is larger than the sum of its proper divisors (9014051).

44890045 is a wasteful number, since it uses less digits than its factorization.

44890045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6011.

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 44890045 is about 6700.0033582081. The cubic root of 44890045 is about 355.3993917981.

Adding to 44890045 its reverse (54009844), we get a palindrome (98899889).

The spelling of 44890045 in words is "forty-four million, eight hundred ninety thousand, forty-five".