2646846 has 12 divisors (see below), whose sum is σ = 5734872. Its totient is φ = 882276.

The previous prime is 2646841. The next prime is 2646881. The reversal of 2646846 is 6486462.

It is a happy number.

2646846 is a `hidden beast` number, since 2 + 646 + 8 + 4 + 6 = 666.

2646846 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2¹⁹ + 6 + 4⁵ + 6³ + 8⁷ + 4⁷ + 6⁵ .

It is a self number, because there is not a number n which added to its sum of digits gives 2646846.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2646841) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 73506 + ... + 73541.

It is an arithmetic number, because the mean of its divisors is an integer number (477906).

2^2646846 is an apocalyptic number.

2646846 is an abundant number, since it is smaller than the sum of its proper divisors (3088026).

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

2646846 is a wasteful number, since it uses less digits than its factorization.

2646846 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147055 (or 147052 counting only the distinct ones).

The product of its digits is 55296, while the sum is 36.

The square root of 2646846 is about 1626.9130277922. The cubic root of 2646846 is about 138.3278280417.

The spelling of 2646846 in words is "two million, six hundred forty-six thousand, eight hundred forty-six".