4389373 has 4 divisors (see below), whose sum is σ = 4402300. Its totient is φ = 4376448.

The previous prime is 4389367. The next prime is 4389379. The reversal of 4389373 is 3739834.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4389367) and next prime (4389379).

It can be written as a sum of positive squares in 2 ways, for example, as 3678724 + 710649 = 1918^2 + 843^2 .

It is a cyclic number.

It is not a de Polignac number, because 4389373 - 2⁹ = 4388861 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4389379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5940 + ... + 6637.

It is an arithmetic number, because the mean of its divisors is an integer number (1100575).

Almost surely, 2^4389373 is an apocalyptic number.

It is an amenable number.

4389373 is a deficient number, since it is larger than the sum of its proper divisors (12927).

4389373 is a wasteful number, since it uses less digits than its factorization.

4389373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12926.

The product of its digits is 54432, while the sum is 37.

The square root of 4389373 is about 2095.0830532463. The cubic root of 4389373 is about 163.7322246307.

The spelling of 4389373 in words is "four million, three hundred eighty-nine thousand, three hundred seventy-three".