2204523 has 8 divisors (see below), whose sum is σ = 3266000. Its totient is φ = 1469664.

The previous prime is 2204507. The next prime is 2204537. The reversal of 2204523 is 3254022.

2204523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2204523 - 2⁴ = 2204507 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2204496 and 2204505.

It is not an unprimeable number, because it can be changed into a prime (2204023) 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, 40798 + ... + 40851.

It is an arithmetic number, because the mean of its divisors is an integer number (408250).

2^2204523 is an apocalyptic number.

2204523 is a deficient number, since it is larger than the sum of its proper divisors (1061477).

2204523 is an equidigital number, since it uses as much as digits as its factorization.

2204523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81658 (or 81652 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 2204523 is about 1484.7636175499. The cubic root of 2204523 is about 130.1482135998.

Adding to 2204523 its reverse (3254022), we get a palindrome (5458545).

The spelling of 2204523 in words is "two million, two hundred four thousand, five hundred twenty-three".