4445844 has 24 divisors (see below), whose sum is σ = 11172000. Its totient is φ = 1367904.

The previous prime is 4445839. The next prime is 4445849. The reversal of 4445844 is 4485444.

It is an interprime number because it is at equal distance from previous prime (4445839) and next prime (4445849).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4445849) 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, 14094 + ... + 14405.

It is an arithmetic number, because the mean of its divisors is an integer number (465500).

Almost surely, 2^4445844 is an apocalyptic number.

It is an amenable number.

4445844 is an abundant number, since it is smaller than the sum of its proper divisors (6726156).

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

4445844 is a wasteful number, since it uses less digits than its factorization.

4445844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28519 (or 28517 counting only the distinct ones).

The product of its digits is 40960, while the sum is 33.

The square root of 4445844 is about 2108.5170143966. The cubic root of 4445844 is about 164.4313944815.

The spelling of 4445844 in words is "four million, four hundred forty-five thousand, eight hundred forty-four".