2522446 has 4 divisors (see below), whose sum is σ = 3783672. Its totient is φ = 1261222.

The previous prime is 2522441. The next prime is 2522447. The reversal of 2522446 is 6442252.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2522446.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2522441) by changing a digit.

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, 630610 + ... + 630613.

It is an arithmetic number, because the mean of its divisors is an integer number (945918).

2^2522446 is an apocalyptic number.

2522446 is a deficient number, since it is larger than the sum of its proper divisors (1261226).

2522446 is a wasteful number, since it uses less digits than its factorization.

2522446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1261225.

The product of its digits is 3840, while the sum is 25.

The square root of 2522446 is about 1588.2210173650. The cubic root of 2522446 is about 136.1258566776.

Adding to 2522446 its reverse (6442252), we get a palindrome (8964698).

The spelling of 2522446 in words is "two million, five hundred twenty-two thousand, four hundred forty-six".