4394973 has 16 divisors (see below), whose sum is σ = 6463296. Its totient is φ = 2634240.

The previous prime is 4394927. The next prime is 4394983. The reversal of 4394973 is 3794934.

It is not a de Polignac number, because 4394973 - 2⁸ = 4394717 is a prime.

It is a d-powerful number, because it can be written as 4³ + 3⁸ + 9 + 4¹¹ + 9² + 7⁵ + 3¹¹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4394903) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2515 + ... + 3887.

It is an arithmetic number, because the mean of its divisors is an integer number (403956).

Almost surely, 2^4394973 is an apocalyptic number.

It is an amenable number.

4394973 is a deficient number, since it is larger than the sum of its proper divisors (2068323).

4394973 is a wasteful number, since it uses less digits than its factorization.

4394973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1484.

The product of its digits is 81648, while the sum is 39.

The square root of 4394973 is about 2096.4190897814. The cubic root of 4394973 is about 163.8018253690.

Subtracting from 4394973 its sum of digits (39), we obtain a palindrome (4394934).

The spelling of 4394973 in words is "four million, three hundred ninety-four thousand, nine hundred seventy-three".