245532223 has 4 divisors (see below), whose sum is σ = 245573680. Its totient is φ = 245490768.

The previous prime is 245532181. The next prime is 245532227. The reversal of 245532223 is 322235542.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 245532223 - 2¹⁷ = 245401151 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 245532191 and 245532200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245532227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9990 + ... + 24307.

It is an arithmetic number, because the mean of its divisors is an integer number (61393420).

Almost surely, 2^245532223 is an apocalyptic number.

245532223 is a deficient number, since it is larger than the sum of its proper divisors (41457).

245532223 is an equidigital number, since it uses as much as digits as its factorization.

245532223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41456.

The product of its digits is 14400, while the sum is 28.

The square root of 245532223 is about 15669.4678595031. The cubic root of 245532223 is about 626.1852478393.

Adding to 245532223 its reverse (322235542), we get a palindrome (567767765).

The spelling of 245532223 in words is "two hundred forty-five million, five hundred thirty-two thousand, two hundred twenty-three".