44242019 has 8 divisors (see below), whose sum is σ = 45073008. Its totient is φ = 43414560.

The previous prime is 44241983. The next prime is 44242021. The reversal of 44242019 is 91024244.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44242019 is a prime.

It is a super-2 number, since 2×44242019² = 3914712490392722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44242819) 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 7 ways as a sum of consecutive naturals, for example, 50009 + ... + 50885.

It is an arithmetic number, because the mean of its divisors is an integer number (5634126).

Almost surely, 2^44242019 is an apocalyptic number.

44242019 is a deficient number, since it is larger than the sum of its proper divisors (830989).

44242019 is an equidigital number, since it uses as much as digits as its factorization.

44242019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1765.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 44242019 is about 6651.4674320784. The cubic root of 44242019 is about 353.6809317140.

The spelling of 44242019 in words is "forty-four million, two hundred forty-two thousand, nineteen".