44228318 has 4 divisors (see below), whose sum is σ = 66342480. Its totient is φ = 22114158.

The previous prime is 44228311. The next prime is 44228321. The reversal of 44228318 is 81382244.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×44228318² = 3912288226218248, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44228311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11057078 + ... + 11057081.

It is an arithmetic number, because the mean of its divisors is an integer number (16585620).

Almost surely, 2^44228318 is an apocalyptic number.

44228318 is a deficient number, since it is larger than the sum of its proper divisors (22114162).

44228318 is a wasteful number, since it uses less digits than its factorization.

44228318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22114161.

The product of its digits is 12288, while the sum is 32.

The square root of 44228318 is about 6650.4374292222. The cubic root of 44228318 is about 353.6444182904.

The spelling of 44228318 in words is "forty-four million, two hundred twenty-eight thousand, three hundred eighteen".