2646862 has 4 divisors (see below), whose sum is σ = 3970296. Its totient is φ = 1323430.

The previous prime is 2646841. The next prime is 2646881. The reversal of 2646862 is 2686462.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 661714 + ... + 661717.

It is an arithmetic number, because the mean of its divisors is an integer number (992574).

2^2646862 is an apocalyptic number.

2646862 is a deficient number, since it is larger than the sum of its proper divisors (1323434).

2646862 is a wasteful number, since it uses less digits than its factorization.

2646862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1323433.

The product of its digits is 27648, while the sum is 34.

The square root of 2646862 is about 1626.9179450728. The cubic root of 2646862 is about 138.3281067685.

The spelling of 2646862 in words is "two million, six hundred forty-six thousand, eight hundred sixty-two".