4490420 has 24 divisors (see below), whose sum is σ = 10287648. Its totient is φ = 1632800.

The previous prime is 4490419. The next prime is 4490459. The reversal of 4490420 is 240944.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9986 + ... + 10425.

It is an arithmetic number, because the mean of its divisors is an integer number (428652).

Almost surely, 2^4490420 is an apocalyptic number.

It is an amenable number.

4490420 is an abundant number, since it is smaller than the sum of its proper divisors (5797228).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4490420 is a wasteful number, since it uses less digits than its factorization.

4490420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20431 (or 20429 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 4490420 is about 2119.0611128516. The cubic root of 4490420 is about 164.9791219375.

The spelling of 4490420 in words is "four million, four hundred ninety thousand, four hundred twenty".