2004140 has 12 divisors (see below), whose sum is σ = 4208736. Its totient is φ = 801648.

The previous prime is 2004137. The next prime is 2004209. The reversal of 2004140 is 414002.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 50084 + ... + 50123.

It is an arithmetic number, because the mean of its divisors is an integer number (350728).

2^2004140 is an apocalyptic number.

2004140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2004140 is an abundant number, since it is smaller than the sum of its proper divisors (2204596).

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

2004140 is a wasteful number, since it uses less digits than its factorization.

2004140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100216 (or 100214 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

The square root of 2004140 is about 1415.6765167227. The cubic root of 2004140 is about 126.0789796260.

Adding to 2004140 its reverse (414002), we get a palindrome (2418142).

The spelling of 2004140 in words is "two million, four thousand, one hundred forty".