44990293 has 4 divisors (see below), whose sum is σ = 45007660. Its totient is φ = 44972928.

The previous prime is 44990287. The next prime is 44990303. The reversal of 44990293 is 39209944.

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 41899729 + 3090564 = 6473^2 + 1758^2 .

It is a cyclic number.

It is not a de Polignac number, because 44990293 - 2⁹ = 44989781 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44990213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3930 + ... + 10267.

It is an arithmetic number, because the mean of its divisors is an integer number (11251915).

Almost surely, 2^44990293 is an apocalyptic number.

It is an amenable number.

44990293 is a deficient number, since it is larger than the sum of its proper divisors (17367).

44990293 is a wasteful number, since it uses less digits than its factorization.

44990293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17366.

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 44990293 is about 6707.4803764156. The cubic root of 44990293 is about 355.6637532296.

The spelling of 44990293 in words is "forty-four million, nine hundred ninety thousand, two hundred ninety-three".