225836622 has 96 divisors (see below), whose sum is σ = 566766720. Its totient is φ = 64272960.

The previous prime is 225836621. The next prime is 225836623. The reversal of 225836622 is 226638522.

225836622 is a `hidden beast` number, since 2 + 25 + 8 + 3 + 6 + 622 = 666.

225836622 is digitally balanced in base 3, 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 (225836621) and next prime (225836623).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225836621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 650653 + ... + 650999.

It is an arithmetic number, because the mean of its divisors is an integer number (5903820).

Almost surely, 2^225836622 is an apocalyptic number.

225836622 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 225836622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (283383360).

225836622 is an abundant number, since it is smaller than the sum of its proper divisors (340930098).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225836622 is a wasteful number, since it uses less digits than its factorization.

225836622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558 (or 555 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 225836622 is about 15027.8615245151. The cubic root of 225836622 is about 608.9731195720.

The spelling of 225836622 in words is "two hundred twenty-five million, eight hundred thirty-six thousand, six hundred twenty-two".