225994851 has 12 divisors (see below), whose sum is σ = 327018120. Its totient is φ = 150395040.

The previous prime is 225994841. The next prime is 225994861. The reversal of 225994851 is 158499522.

It is a happy number.

225994851 is a `hidden beast` number, since 2 + 2 + 599 + 4 + 8 + 51 = 666.

225994851 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (225994841) and next prime (225994861).

It is not a de Polignac number, because 225994851 - 2⁹ = 225994339 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 225994797 and 225994806.

It is not an unprimeable number, because it can be changed into a prime (225994831) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16945 + ... + 27186.

It is an arithmetic number, because the mean of its divisors is an integer number (27251510).

Almost surely, 2^225994851 is an apocalyptic number.

225994851 is a deficient number, since it is larger than the sum of its proper divisors (101023269).

225994851 is a wasteful number, since it uses less digits than its factorization.

225994851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44706 (or 44703 counting only the distinct ones).

The product of its digits is 259200, while the sum is 45.

The square root of 225994851 is about 15033.1251242049. The cubic root of 225994851 is about 609.1153089593.

The spelling of 225994851 in words is "two hundred twenty-five million, nine hundred ninety-four thousand, eight hundred fifty-one".