4406403 has 4 divisors (see below), whose sum is σ = 5875208. Its totient is φ = 2937600.

The previous prime is 4406401. The next prime is 4406411. The reversal of 4406403 is 3046044.

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

It is not a de Polignac number, because 4406403 - 2¹ = 4406401 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4406403.

It is not an unprimeable number, because it can be changed into a prime (4406401) 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, 734398 + ... + 734403.

It is an arithmetic number, because the mean of its divisors is an integer number (1468802).

Almost surely, 2^4406403 is an apocalyptic number.

4406403 is a deficient number, since it is larger than the sum of its proper divisors (1468805).

4406403 is a wasteful number, since it uses less digits than its factorization.

4406403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468804.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 4406403 is about 2099.1433967216. The cubic root of 4406403 is about 163.9437021715.

The spelling of 4406403 in words is "four million, four hundred six thousand, four hundred three".