282195225 has 48 divisors (see below), whose sum is σ = 558297600. Its totient is φ = 138922560.

The previous prime is 282195209. The next prime is 282195227. The reversal of 282195225 is 522591282.

It is not a de Polignac number, because 282195225 - 2⁴ = 282195209 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 282195225.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (282195227) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7305 + ... + 24854.

It is an arithmetic number, because the mean of its divisors is an integer number (11631200).

Almost surely, 2^282195225 is an apocalyptic number.

282195225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

282195225 is a deficient number, since it is larger than the sum of its proper divisors (276102375).

282195225 is a wasteful number, since it uses less digits than its factorization.

282195225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32191 (or 32180 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The square root of 282195225 is about 16798.6673578591. The cubic root of 282195225 is about 655.9185101346.

The spelling of 282195225 in words is "two hundred eighty-two million, one hundred ninety-five thousand, two hundred twenty-five".