39244885 has 4 divisors (see below), whose sum is σ = 47093868. Its totient is φ = 31395904.

The previous prime is 39244871. The next prime is 39244921. The reversal of 39244885 is 58844293.

39244885 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7806436 + 31438449 = 2794^2 + 5607^2 .

It is a cyclic number.

It is not a de Polignac number, because 39244885 - 2⁷ = 39244757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3924484 + ... + 3924493.

It is an arithmetic number, because the mean of its divisors is an integer number (11773467).

Almost surely, 2^39244885 is an apocalyptic number.

It is an amenable number.

39244885 is a deficient number, since it is larger than the sum of its proper divisors (7848983).

39244885 is an equidigital number, since it uses as much as digits as its factorization.

39244885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7848982.

The product of its digits is 276480, while the sum is 43.

The square root of 39244885 is about 6264.5738083289. The cubic root of 39244885 is about 339.8294559919.

The spelling of 39244885 in words is "thirty-nine million, two hundred forty-four thousand, eight hundred eighty-five".