44098221 has 24 divisors (see below), whose sum is σ = 65771680. Its totient is φ = 26203392.

The previous prime is 44098217. The next prime is 44098273. The reversal of 44098221 is 12289044.

It is not a de Polignac number, because 44098221 - 2² = 44098217 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 (44098211) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15135 + ... + 17811.

Almost surely, 2^44098221 is an apocalyptic number.

It is an amenable number.

44098221 is a deficient number, since it is larger than the sum of its proper divisors (21673459).

44098221 is a wasteful number, since it uses less digits than its factorization.

44098221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2733 (or 2716 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 44098221 is about 6640.6491399561. The cubic root of 44098221 is about 353.2973309902.

The spelling of 44098221 in words is "forty-four million, ninety-eight thousand, two hundred twenty-one".