44229221 has 8 divisors (see below), whose sum is σ = 44610720. Its totient is φ = 43849872.

The previous prime is 44229203. The next prime is 44229247. The reversal of 44229221 is 12292244.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44229221 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 (44229721) 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, 105350 + ... + 105768.

It is an arithmetic number, because the mean of its divisors is an integer number (5576340).

Almost surely, 2^44229221 is an apocalyptic number.

It is an amenable number.

44229221 is a deficient number, since it is larger than the sum of its proper divisors (381499).

44229221 is a wasteful number, since it uses less digits than its factorization.

44229221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1075.

The product of its digits is 2304, while the sum is 26.

The square root of 44229221 is about 6650.5053191468. The cubic root of 44229221 is about 353.6468250345.

The spelling of 44229221 in words is "forty-four million, two hundred twenty-nine thousand, two hundred twenty-one".