225836604 has 144 divisors (see below), whose sum is σ = 684186048. Its totient is φ = 61461504.

The previous prime is 225836593. The next prime is 225836621. The reversal of 225836604 is 406638522.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

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, 493944 + ... + 494400.

It is an arithmetic number, because the mean of its divisors is an integer number (4751292).

Almost surely, 2^225836604 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 225836604, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (342093024).

225836604 is an abundant number, since it is smaller than the sum of its proper divisors (458349444).

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

225836604 is a wasteful number, since it uses less digits than its factorization.

225836604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564 (or 559 counting only the distinct ones).

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

The square root of 225836604 is about 15027.8609256274. The cubic root of 225836604 is about 608.9731033928.

The spelling of 225836604 in words is "two hundred twenty-five million, eight hundred thirty-six thousand, six hundred four".