2564922 has 16 divisors (see below), whose sum is σ = 5150880. Its totient is φ = 851472.

The previous prime is 2564921. The next prime is 2564957. The reversal of 2564922 is 2294652.

2564922 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a d-powerful number, because it can be written as 2¹² + 5⁹ + 6⁷ + 4 + 9² + 2¹⁶ + 2¹⁸ .

It is a self number, because there is not a number n which added to its sum of digits gives 2564922.

It is not an unprimeable number, because it can be changed into a prime (2564921) 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, 1029 + ... + 2487.

It is an arithmetic number, because the mean of its divisors is an integer number (321930).

2^2564922 is an apocalyptic number.

2564922 is an abundant number, since it is smaller than the sum of its proper divisors (2585958).

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

2564922 is a wasteful number, since it uses less digits than its factorization.

2564922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1757.

The product of its digits is 8640, while the sum is 30.

The square root of 2564922 is about 1601.5373863885. The cubic root of 2564922 is about 136.8856914982.

It can be divided in two parts, 2564 and 922, that added together give a triangular number (3486 = T₈₃).

The spelling of 2564922 in words is "two million, five hundred sixty-four thousand, nine hundred twenty-two".