4492004 has 18 divisors (see below), whose sum is σ = 8641542. Its totient is φ = 2041600.

The previous prime is 4492003. The next prime is 4492009. The reversal of 4492004 is 4002944.

4492004 = 181² + 182² + ... + 268².

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4368100 + 123904 = 2090^2 + 352^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4492003) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4157 + ... + 5124.

Almost surely, 2^4492004 is an apocalyptic number.

4492004 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

4492004 is a deficient number, since it is larger than the sum of its proper divisors (4149538).

4492004 is a wasteful number, since it uses less digits than its factorization.

4492004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9307 (or 9294 counting only the distinct ones).

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

The square root of 4492004 is about 2119.4348303262. The cubic root of 4492004 is about 164.9985185052.

Adding to 4492004 its reverse (4002944), we get a palindrome (8494948).

The spelling of 4492004 in words is "four million, four hundred ninety-two thousand, four".