4372993 has 4 divisors (see below), whose sum is σ = 4491220. Its totient is φ = 4254768.

The previous prime is 4372981. The next prime is 4373003. The reversal of 4372993 is 3992734.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4068289 + 304704 = 2017^2 + 552^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4372993 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37), and also a Moran number because the ratio is a prime number: 118189 = 4372993 / (4 + 3 + 7 + 2 + 9 + 9 + 3).

It is a d-powerful number, because it can be written as 4¹¹ + 3⁵ + 7² + 2⁹ + 9 + 9³ + 3¹¹ .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4372913) 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, 59058 + ... + 59131.

It is an arithmetic number, because the mean of its divisors is an integer number (1122805).

Almost surely, 2^4372993 is an apocalyptic number.

It is an amenable number.

4372993 is a deficient number, since it is larger than the sum of its proper divisors (118227).

4372993 is a wasteful number, since it uses less digits than its factorization.

4372993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118226.

The product of its digits is 40824, while the sum is 37.

The square root of 4372993 is about 2091.1702465366. The cubic root of 4372993 is about 163.5283020457.

The spelling of 4372993 in words is "four million, three hundred seventy-two thousand, nine hundred ninety-three".