2646986 has 8 divisors (see below), whose sum is σ = 4001184. Its totient is φ = 1313260.

The previous prime is 2646983. The next prime is 2646989. The reversal of 2646986 is 6896462.

It is an interprime number because it is at equal distance from previous prime (2646983) and next prime (2646989).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2646983) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4790 + ... + 5313.

It is an arithmetic number, because the mean of its divisors is an integer number (500148).

2^2646986 is an apocalyptic number.

2646986 is a deficient number, since it is larger than the sum of its proper divisors (1354198).

2646986 is a wasteful number, since it uses less digits than its factorization.

2646986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10236.

The product of its digits is 124416, while the sum is 41.

The square root of 2646986 is about 1626.9560534938. The cubic root of 2646986 is about 138.3302668632.

The spelling of 2646986 in words is "two million, six hundred forty-six thousand, nine hundred eighty-six".