5522561 has 6 divisors (see below), whose sum is σ = 6070386. Its totient is φ = 5020400.

The previous prime is 5522527. The next prime is 5522563. The reversal of 5522561 is 1652255.

It can be written as a sum of positive squares in only one way, i.e., 4648336 + 874225 = 2156^2 + 935^2 .

It is not a de Polignac number, because 5522561 - 2¹⁸ = 5260417 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5522561.

It is not an unprimeable number, because it can be changed into a prime (5522563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22700 + ... + 22941.

It is an arithmetic number, because the mean of its divisors is an integer number (1011731).

Almost surely, 2^5522561 is an apocalyptic number.

It is an amenable number.

5522561 is a deficient number, since it is larger than the sum of its proper divisors (547825).

5522561 is a wasteful number, since it uses less digits than its factorization.

5522561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45663 (or 45652 counting only the distinct ones).

The product of its digits is 3000, while the sum is 26.

The square root of 5522561 is about 2350.0129786876. The cubic root of 5522561 is about 176.7584456471.

It can be divided in two parts, 552 and 2561, that added together give a palindrome (3113).

The spelling of 5522561 in words is "five million, five hundred twenty-two thousand, five hundred sixty-one".