4490238 has 16 divisors (see below), whose sum is σ = 9200016. Its totient is φ = 1460160.

The previous prime is 4490237. The next prime is 4490243. The reversal of 4490238 is 8320944.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4490231) 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, 8881 + ... + 9372.

It is an arithmetic number, because the mean of its divisors is an integer number (575001).

Almost surely, 2^4490238 is an apocalyptic number.

4490238 is an abundant number, since it is smaller than the sum of its proper divisors (4709778).

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

4490238 is a wasteful number, since it uses less digits than its factorization.

4490238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18299.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 4490238 is about 2119.0181688697. The cubic root of 4490238 is about 164.9768929993.

The spelling of 4490238 in words is "four million, four hundred ninety thousand, two hundred thirty-eight".