2562222 has 32 divisors (see below), whose sum is σ = 5588352. Its totient is φ = 778464.

The previous prime is 2562199. The next prime is 2562233. The reversal of 2562222 is 2222652.

2562222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

2562222 is a modest number, since divided by 2222 gives 256 as remainder.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8193 + ... + 8499.

It is an arithmetic number, because the mean of its divisors is an integer number (174636).

2^2562222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2562222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2794176).

2562222 is an abundant number, since it is smaller than the sum of its proper divisors (3026130).

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

2562222 is a wasteful number, since it uses less digits than its factorization.

2562222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432.

The product of its digits is 960, while the sum is 21.

The square root of 2562222 is about 1600.6942243914. The cubic root of 2562222 is about 136.8376431069.

Adding to 2562222 its reverse (2222652), we get a palindrome (4784874).

The spelling of 2562222 in words is "two million, five hundred sixty-two thousand, two hundred twenty-two".