225011828 has 12 divisors (see below), whose sum is σ = 395462340. Its totient is φ = 112022592.

The previous prime is 225011827. The next prime is 225011833. The reversal of 225011828 is 828110522.

It is a happy number.

225011828 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 48972004 + 176039824 = 6998^2 + 13268^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 225011828.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225011821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119783 + ... + 121646.

It is an arithmetic number, because the mean of its divisors is an integer number (32955195).

Almost surely, 2^225011828 is an apocalyptic number.

It is an amenable number.

225011828 is a deficient number, since it is larger than the sum of its proper divisors (170450512).

225011828 is a wasteful number, since it uses less digits than its factorization.

225011828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241666 (or 241664 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 29.

The square root of 225011828 is about 15000.3942614853. The cubic root of 225011828 is about 608.2308571906.

The spelling of 225011828 in words is "two hundred twenty-five million, eleven thousand, eight hundred twenty-eight".