44882221 has 4 divisors (see below), whose sum is σ = 46095292. Its totient is φ = 43669152.

The previous prime is 44882219. The next prime is 44882251. The reversal of 44882221 is 12228844.

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 30404196 + 14478025 = 5514^2 + 3805^2 .

It is a cyclic number.

It is not a de Polignac number, because 44882221 - 2¹ = 44882219 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 (44882251) 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, 606480 + ... + 606553.

It is an arithmetic number, because the mean of its divisors is an integer number (11523823).

Almost surely, 2^44882221 is an apocalyptic number.

It is an amenable number.

44882221 is a deficient number, since it is larger than the sum of its proper divisors (1213071).

44882221 is a wasteful number, since it uses less digits than its factorization.

44882221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1213070.

The product of its digits is 8192, while the sum is 31.

The square root of 44882221 is about 6699.4194524600. The cubic root of 44882221 is about 355.3787427774.

The spelling of 44882221 in words is "forty-four million, eight hundred eighty-two thousand, two hundred twenty-one".