225246563 has 4 divisors (see below), whose sum is σ = 228608520. Its totient is φ = 221884608.

The previous prime is 225246559. The next prime is 225246611. The reversal of 225246563 is 365642522.

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 225246563 - 2² = 225246559 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225246503) 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, 1680878 + ... + 1681011.

It is an arithmetic number, because the mean of its divisors is an integer number (57152130).

Almost surely, 2^225246563 is an apocalyptic number.

225246563 is a deficient number, since it is larger than the sum of its proper divisors (3361957).

225246563 is an equidigital number, since it uses as much as digits as its factorization.

225246563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3361956.

The product of its digits is 86400, while the sum is 35.

The square root of 225246563 is about 15008.2165162953. The cubic root of 225246563 is about 608.4422882263.

The spelling of 225246563 in words is "two hundred twenty-five million, two hundred forty-six thousand, five hundred sixty-three".