2646838 has 8 divisors (see below), whose sum is σ = 3999240. Its totient is φ = 1313760.

The previous prime is 2646803. The next prime is 2646841. The reversal of 2646838 is 8386462.

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

It is a junction number, because it is equal to n+sod(n) for n = 2646797 and 2646806.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4483 + ... + 5038.

It is an arithmetic number, because the mean of its divisors is an integer number (499905).

2^2646838 is an apocalyptic number.

2646838 is a deficient number, since it is larger than the sum of its proper divisors (1352402).

2646838 is a wasteful number, since it uses less digits than its factorization.

2646838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9662.

The product of its digits is 55296, while the sum is 37.

The square root of 2646838 is about 1626.9105691463. The cubic root of 2646838 is about 138.3276886779.

It can be divided in two parts, 26 and 46838, that added together give a palindrome (46864).

The spelling of 2646838 in words is "two million, six hundred forty-six thousand, eight hundred thirty-eight".