225116479 has 12 divisors (see below), whose sum is σ = 268952656. Its totient is φ = 184564512.

The previous prime is 225116471. The next prime is 225116483. The reversal of 225116479 is 974611522.

It is not a de Polignac number, because 225116479 - 2³ = 225116471 is a prime.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225116471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26694 + ... + 34099.

Almost surely, 2^225116479 is an apocalyptic number.

225116479 is a deficient number, since it is larger than the sum of its proper divisors (43836177).

225116479 is an equidigital number, since it uses as much as digits as its factorization.

225116479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60846 (or 60823 counting only the distinct ones).

The product of its digits is 30240, while the sum is 37.

The square root of 225116479 is about 15003.8821309686. The cubic root of 225116479 is about 608.3251368300.

The spelling of 225116479 in words is "two hundred twenty-five million, one hundred sixteen thousand, four hundred seventy-nine".