2646036 has 36 divisors (see below), whose sum is σ = 6907264. Its totient is φ = 853200.

The previous prime is 2646029. The next prime is 2646041. The reversal of 2646036 is 6306462.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a nialpdrome in base 12.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70 + ... + 2301.

2^2646036 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2646036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3453632).

2646036 is an abundant number, since it is smaller than the sum of its proper divisors (4261228).

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

2646036 is a wasteful number, since it uses less digits than its factorization.

2646036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2412 (or 2407 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 2646036 is about 1626.6640710362. The cubic root of 2646036 is about 138.3137160292.

The spelling of 2646036 in words is "two million, six hundred forty-six thousand, thirty-six".