44390493 has 24 divisors (see below), whose sum is σ = 74487296. Its totient is φ = 24948000.

The previous prime is 44390473. The next prime is 44390551. The reversal of 44390493 is 39409344.

44390493 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 44390493 - 2⁶ = 44390429 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 (44390473) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1933 + ... + 9618.

Almost surely, 2^44390493 is an apocalyptic number.

It is an amenable number.

44390493 is a deficient number, since it is larger than the sum of its proper divisors (30096803).

44390493 is a wasteful number, since it uses less digits than its factorization.

44390493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11625 (or 11622 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 44390493 is about 6662.6190796113. The cubic root of 44390493 is about 354.0761351134.

The spelling of 44390493 in words is "forty-four million, three hundred ninety thousand, four hundred ninety-three".