44200489 has 4 divisors (see below), whose sum is σ = 44278740. Its totient is φ = 44122240.

The previous prime is 44200469. The next prime is 44200537. The reversal of 44200489 is 98400244.

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

It can be written as a sum of positive squares in 2 ways, for example, as 9000000 + 35200489 = 3000^2 + 5933^2 .

It is a cyclic number.

It is not a de Polignac number, because 44200489 - 2⁷ = 44200361 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 44200489.

It is not an unprimeable number, because it can be changed into a prime (44200469) 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 3 ways as a sum of consecutive naturals, for example, 38272 + ... + 39409.

It is an arithmetic number, because the mean of its divisors is an integer number (11069685).

Almost surely, 2^44200489 is an apocalyptic number.

It is an amenable number.

44200489 is a deficient number, since it is larger than the sum of its proper divisors (78251).

44200489 is an equidigital number, since it uses as much as digits as its factorization.

44200489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78250.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 44200489 is about 6648.3448316103. The cubic root of 44200489 is about 353.5702302601.

The spelling of 44200489 in words is "forty-four million, two hundred thousand, four hundred eighty-nine".