4443387 has 8 divisors (see below), whose sum is σ = 6380304. Its totient is φ = 2734368.

The previous prime is 4443379. The next prime is 4443391. The reversal of 4443387 is 7833444.

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

It is not a de Polignac number, because 4443387 - 2³ = 4443379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4443487) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56928 + ... + 57005.

It is an arithmetic number, because the mean of its divisors is an integer number (797538).

Almost surely, 2^4443387 is an apocalyptic number.

4443387 is a deficient number, since it is larger than the sum of its proper divisors (1936917).

4443387 is a wasteful number, since it uses less digits than its factorization.

4443387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113949.

The product of its digits is 32256, while the sum is 33.

The square root of 4443387 is about 2107.9342968888. The cubic root of 4443387 is about 164.4010978431.

The spelling of 4443387 in words is "four million, four hundred forty-three thousand, three hundred eighty-seven".