225886547 has 4 divisors (see below), whose sum is σ = 229258056. Its totient is φ = 222515040.

The previous prime is 225886501. The next prime is 225886567. The reversal of 225886547 is 745688522.

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

It is not a de Polignac number, because 225886547 - 2⁶ = 225886483 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225886567) 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, 1685654 + ... + 1685787.

It is an arithmetic number, because the mean of its divisors is an integer number (57314514).

Almost surely, 2^225886547 is an apocalyptic number.

225886547 is a deficient number, since it is larger than the sum of its proper divisors (3371509).

225886547 is an equidigital number, since it uses as much as digits as its factorization.

225886547 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3371508.

The product of its digits is 1075200, while the sum is 47.

The square root of 225886547 is about 15029.5225140388. The cubic root of 225886547 is about 609.0179908638.

The spelling of 225886547 in words is "two hundred twenty-five million, eight hundred eighty-six thousand, five hundred forty-seven".