4490903 has 8 divisors (see below), whose sum is σ = 4617600. Its totient is φ = 4366008.

The previous prime is 4490879. The next prime is 4490921. The reversal of 4490903 is 3090944.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4490903 - 2¹⁸ = 4228759 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4490933) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5708 + ... + 6446.

It is an arithmetic number, because the mean of its divisors is an integer number (577200).

Almost surely, 2^4490903 is an apocalyptic number.

4490903 is a deficient number, since it is larger than the sum of its proper divisors (126697).

4490903 is a wasteful number, since it uses less digits than its factorization.

4490903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 4490903 is about 2119.1750753536. The cubic root of 4490903 is about 164.9850369045.

The spelling of 4490903 in words is "four million, four hundred ninety thousand, nine hundred three".