225191675 has 12 divisors (see below), whose sum is σ = 279583296. Its totient is φ = 179930400.

The previous prime is 225191671. The next prime is 225191677. The reversal of 225191675 is 576191522.

It is a happy number.

It is not a de Polignac number, because 225191675 - 2² = 225191671 is a prime.

It is a super-2 number, since 2×225191675² = 101422580978611250, which contains 22 as substring.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225191671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16790 + ... + 27060.

It is an arithmetic number, because the mean of its divisors is an integer number (23298608).

Almost surely, 2^225191675 is an apocalyptic number.

225191675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

225191675 is a deficient number, since it is larger than the sum of its proper divisors (54391621).

225191675 is a wasteful number, since it uses less digits than its factorization.

225191675 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11158 (or 11153 counting only the distinct ones).

The product of its digits is 37800, while the sum is 38.

The square root of 225191675 is about 15006.3878065309. The cubic root of 225191675 is about 608.3928625467.

The spelling of 225191675 in words is "two hundred twenty-five million, one hundred ninety-one thousand, six hundred seventy-five".