2664822 has 16 divisors (see below), whose sum is σ = 5501952. Its totient is φ = 859560.

The previous prime is 2664817. The next prime is 2664829. The reversal of 2664822 is 2284662.

2664822 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 2664822.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2664829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6978 + ... + 7349.

It is an arithmetic number, because the mean of its divisors is an integer number (343872).

2^2664822 is an apocalyptic number.

2664822 is an abundant number, since it is smaller than the sum of its proper divisors (2837130).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2664822 is a wasteful number, since it uses less digits than its factorization.

2664822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14363.

The product of its digits is 9216, while the sum is 30.

The square root of 2664822 is about 1632.4282526347. The cubic root of 2664822 is about 138.6402719835.

It can be divided in two parts, 2664 and 822, that added together give a triangular number (3486 = T₈₃).

The spelling of 2664822 in words is "two million, six hundred sixty-four thousand, eight hundred twenty-two".