2000004 has 12 divisors (see below), whose sum is σ = 4666704. Its totient is φ = 666664.

The previous prime is 2000003. The next prime is 2000029. The reversal of 2000004 is 4000002.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is a junction number, because it is equal to n+sod(n) for n = 1999956 and 2000001.

It is not an unprimeable number, because it can be changed into a prime (2000003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83322 + ... + 83345.

It is an arithmetic number, because the mean of its divisors is an integer number (388892).

2^2000004 is an apocalyptic number.

It is an amenable number.

2000004 is an abundant number, since it is smaller than the sum of its proper divisors (2666700).

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

2000004 is a wasteful number, since it uses less digits than its factorization.

2000004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166674 (or 166672 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 6.

The square root of 2000004 is about 1414.2149765860. The cubic root of 2000004 is about 125.9921889842.

Adding to 2000004 its reverse (4000002), we get a palindrome (6000006).

The spelling of 2000004 in words is "two million, four", and thus it is an aban number and an eban number.