44225213 has 8 divisors (see below), whose sum is σ = 44990400. Its totient is φ = 43466688.

The previous prime is 44225197. The next prime is 44225219. The reversal of 44225213 is 31252244.

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 not a de Polignac number, because 44225213 - 2⁴ = 44225197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44225219) 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, 12773 + ... + 15861.

It is an arithmetic number, because the mean of its divisors is an integer number (5623800).

Almost surely, 2^44225213 is an apocalyptic number.

It is an amenable number.

44225213 is a deficient number, since it is larger than the sum of its proper divisors (765187).

44225213 is a wasteful number, since it uses less digits than its factorization.

44225213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3331.

The product of its digits is 1920, while the sum is 23.

The square root of 44225213 is about 6650.2039818339. The cubic root of 44225213 is about 353.6361423587.

Adding to 44225213 its reverse (31252244), we get a palindrome (75477457).

The spelling of 44225213 in words is "forty-four million, two hundred twenty-five thousand, two hundred thirteen".