44100018 has 16 divisors (see below), whose sum is σ = 98000160. Its totient is φ = 14699988.

The previous prime is 44100013. The next prime is 44100019. The reversal of 44100018 is 81000144.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (44100013) 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, 408280 + ... + 408387.

It is an arithmetic number, because the mean of its divisors is an integer number (6125010).

Almost surely, 2^44100018 is an apocalyptic number.

44100018 is an abundant number, since it is smaller than the sum of its proper divisors (53900142).

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

44100018 is a wasteful number, since it uses less digits than its factorization.

44100018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 816678 (or 816672 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 44100018 is about 6640.7844416153. The cubic root of 44100018 is about 353.3021298737.

The spelling of 44100018 in words is "forty-four million, one hundred thousand, eighteen".