2606822 has 4 divisors (see below), whose sum is σ = 3910236. Its totient is φ = 1303410.

The previous prime is 2606809. The next prime is 2606833. The reversal of 2606822 is 2286062.

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

It is a junction number, because it is equal to n+sod(n) for n = 2606791 and 2606800.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651704 + ... + 651707.

It is an arithmetic number, because the mean of its divisors is an integer number (977559).

2^2606822 is an apocalyptic number.

2606822 is a deficient number, since it is larger than the sum of its proper divisors (1303414).

2606822 is a wasteful number, since it uses less digits than its factorization.

2606822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1303413.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 2606822 is about 1614.5655762464. The cubic root of 2606822 is about 137.6270473129.

The spelling of 2606822 in words is "two million, six hundred six thousand, eight hundred twenty-two".