225116546 has 8 divisors (see below), whose sum is σ = 344046204. Its totient is φ = 110434480.

The previous prime is 225116543. The next prime is 225116587. The reversal of 225116546 is 645611522.

It can be written as a sum of positive squares in 2 ways, for example, as 201214225 + 23902321 = 14185^2 + 4889^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (225116543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1061765 + ... + 1061976.

Almost surely, 2^225116546 is an apocalyptic number.

225116546 is a deficient number, since it is larger than the sum of its proper divisors (118929658).

225116546 is a wasteful number, since it uses less digits than its factorization.

225116546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2123796.

The product of its digits is 14400, while the sum is 32.

The square root of 225116546 is about 15003.8843637239. The cubic root of 225116546 is about 608.3251971806.

The spelling of 225116546 in words is "two hundred twenty-five million, one hundred sixteen thousand, five hundred forty-six".