44222247 has 16 divisors (see below), whose sum is σ = 65779680. Its totient is φ = 29362176.

The previous prime is 44222239. The next prime is 44222249. The reversal of 44222247 is 74222244.

44222247 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 44222247 - 2³ = 44222239 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 44222247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44222249) 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 15 ways as a sum of consecutive naturals, for example, 3753 + ... + 10125.

It is an arithmetic number, because the mean of its divisors is an integer number (4111230).

Almost surely, 2^44222247 is an apocalyptic number.

44222247 is a deficient number, since it is larger than the sum of its proper divisors (21557433).

44222247 is a wasteful number, since it uses less digits than its factorization.

44222247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6639 (or 6633 counting only the distinct ones).

The product of its digits is 7168, while the sum is 27.

The square root of 44222247 is about 6649.9809774164. The cubic root of 44222247 is about 353.6282365498.

The spelling of 44222247 in words is "forty-four million, two hundred twenty-two thousand, two hundred forty-seven".