225828782 has 16 divisors (see below), whose sum is σ = 360482400. Its totient is φ = 105735168.

The previous prime is 225828767. The next prime is 225828791. The reversal of 225828782 is 287828522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9923 + ... + 23454.

It is an arithmetic number, because the mean of its divisors is an integer number (22530150).

Almost surely, 2^225828782 is an apocalyptic number.

225828782 is a deficient number, since it is larger than the sum of its proper divisors (134653618).

225828782 is a wasteful number, since it uses less digits than its factorization.

225828782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33595.

The product of its digits is 286720, while the sum is 44.

The square root of 225828782 is about 15027.6006734275. The cubic root of 225828782 is about 608.9660725831.

The spelling of 225828782 in words is "two hundred twenty-five million, eight hundred twenty-eight thousand, seven hundred eighty-two".