2040006 has 16 divisors (see below), whose sum is σ = 4175424. Its totient is φ = 664104.

The previous prime is 2039993. The next prime is 2040019. The reversal of 2040006 is 6000402.

It is an interprime number because it is at equal distance from previous prime (2039993) and next prime (2040019).

It is a junction number, because it is equal to n+sod(n) for n = 2039973 and 2040000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3696 + ... + 4211.

It is an arithmetic number, because the mean of its divisors is an integer number (260964).

2^2040006 is an apocalyptic number.

2040006 is an abundant number, since it is smaller than the sum of its proper divisors (2135418).

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

2040006 is a wasteful number, since it uses less digits than its factorization.

2040006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7955.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2040006 is about 1428.2877861272. The cubic root of 2040006 is about 126.8266384473.

Adding to 2040006 its reverse (6000402), we get a palindrome (8040408).

The spelling of 2040006 in words is "two million, forty thousand, six", and thus it is an eban number.