5223561 has 16 divisors (see below), whose sum is σ = 7999488. Its totient is φ = 2970000.

The previous prime is 5223557. The next prime is 5223571. The reversal of 5223561 is 1653225.

5223561 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5223561 - 2² = 5223557 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5223571) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4776 + ... + 5766.

It is an arithmetic number, because the mean of its divisors is an integer number (499968).

Almost surely, 2^5223561 is an apocalyptic number.

It is an amenable number.

5223561 is a deficient number, since it is larger than the sum of its proper divisors (2775927).

5223561 is a wasteful number, since it uses less digits than its factorization.

5223561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252.

The product of its digits is 1800, while the sum is 24.

The square root of 5223561 is about 2285.5111025764. The cubic root of 5223561 is about 173.5090866078.

Adding to 5223561 its reverse (1653225), we get a palindrome (6876786).

The spelling of 5223561 in words is "five million, two hundred twenty-three thousand, five hundred sixty-one".