2646006 has 32 divisors (see below), whose sum is σ = 5902848. Its totient is φ = 783840.

The previous prime is 2646001. The next prime is 2646011. The reversal of 2646006 is 6006462.

It is an interprime number because it is at equal distance from previous prime (2646001) and next prime (2646011).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2646001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2676 + ... + 3528.

It is an arithmetic number, because the mean of its divisors is an integer number (184464).

2^2646006 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2646006, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2951424).

2646006 is an abundant number, since it is smaller than the sum of its proper divisors (3256842).

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

2646006 is a wasteful number, since it uses less digits than its factorization.

2646006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 2646006 is about 1626.6548496839. The cubic root of 2646006 is about 138.3131933067.

It can be divided in two parts, 264600 and 6, that multiplied together give a square (1587600 = 1260²).

The spelling of 2646006 in words is "two million, six hundred forty-six thousand, six".