9004142 has 24 divisors (see below), whose sum is σ = 15848280. Its totient is φ = 3825360.

The previous prime is 9004111. The next prime is 9004147. The reversal of 9004142 is 2414009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9004147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13292 + ... + 13952.

It is an arithmetic number, because the mean of its divisors is an integer number (660345).

Almost surely, 2^9004142 is an apocalyptic number.

9004142 is a deficient number, since it is larger than the sum of its proper divisors (6844138).

9004142 is a wasteful number, since it uses less digits than its factorization.

9004142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 816 (or 809 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 9004142 is about 3000.6902539249. The cubic root of 9004142 is about 208.0402874379.

The spelling of 9004142 in words is "nine million, four thousand, one hundred forty-two".