44223918 has 16 divisors (see below), whose sum is σ = 91301376. Its totient is φ = 14265720.

The previous prime is 44223899. The next prime is 44223931. The reversal of 44223918 is 81932244.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118696 + ... + 119067.

It is an arithmetic number, because the mean of its divisors is an integer number (5706336).

Almost surely, 2^44223918 is an apocalyptic number.

44223918 is an abundant number, since it is smaller than the sum of its proper divisors (47077458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44223918 is a wasteful number, since it uses less digits than its factorization.

44223918 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237799.

The product of its digits is 13824, while the sum is 33.

The square root of 44223918 is about 6650.1066156867. The cubic root of 44223918 is about 353.6326906076.

The spelling of 44223918 in words is "forty-four million, two hundred twenty-three thousand, nine hundred eighteen".