44418100 has 18 divisors (see below), whose sum is σ = 96387494. Its totient is φ = 17767200.

The previous prime is 44418079. The next prime is 44418103. The reversal of 44418100 is 181444.

It can be written as a sum of positive squares in 3 ways, for example, as 14409616 + 30008484 = 3796^2 + 5478^2 .

It is a super-2 number, since 2×44418100² = 3945935215220000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44418103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 221991 + ... + 222190.

Almost surely, 2^44418100 is an apocalyptic number.

It is an amenable number.

44418100 is an abundant number, since it is smaller than the sum of its proper divisors (51969394).

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

44418100 is a wasteful number, since it uses less digits than its factorization.

44418100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444195 (or 444188 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

The square root of 44418100 is about 6664.6905404527. The cubic root of 44418100 is about 354.1495213538.

Adding to 44418100 its reverse (181444), we get a palindrome (44599544).

The spelling of 44418100 in words is "forty-four million, four hundred eighteen thousand, one hundred".