4440693 has 8 divisors (see below), whose sum is σ = 6009568. Its totient is φ = 2916144.

The previous prime is 4440691. The next prime is 4440707. The reversal of 4440693 is 3960444.

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

It is not a de Polignac number, because 4440693 - 2¹ = 4440691 is a prime.

It is a Duffinian number.

4440693 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 4440693.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4440691) 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, 10846 + ... + 11247.

It is an arithmetic number, because the mean of its divisors is an integer number (751196).

Almost surely, 2^4440693 is an apocalyptic number.

It is an amenable number.

4440693 is a deficient number, since it is larger than the sum of its proper divisors (1568875).

4440693 is a wasteful number, since it uses less digits than its factorization.

4440693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22163.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 4440693 is about 2107.2951857773. The cubic root of 4440693 is about 164.3678659792.

Subtracting from 4440693 its reverse (3960444), we obtain a square (480249 = 693²).

The spelling of 4440693 in words is "four million, four hundred forty thousand, six hundred ninety-three".