2646994 has 16 divisors (see below), whose sum is σ = 4644288. Its totient is φ = 1107792.

The previous prime is 2646991. The next prime is 2647003. The reversal of 2646994 is 4996462.

It is a d-powerful number, because it can be written as 2²¹ + 6³ + 4⁴ + 6⁷ + 9³ + 9⁴ + 4⁹ .

It is not an unprimeable number, because it can be changed into a prime (2646991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1597 + ... + 2800.

It is an arithmetic number, because the mean of its divisors is an integer number (290268).

2^2646994 is an apocalyptic number.

2646994 is a deficient number, since it is larger than the sum of its proper divisors (1997294).

2646994 is a wasteful number, since it uses less digits than its factorization.

2646994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4449.

The product of its digits is 93312, while the sum is 40.

The square root of 2646994 is about 1626.9585120709. The cubic root of 2646994 is about 138.3304062218.

The spelling of 2646994 in words is "two million, six hundred forty-six thousand, nine hundred ninety-four".