225537852 has 24 divisors (see below), whose sum is σ = 529200000. Its totient is φ = 74758576.

The previous prime is 225537841. The next prime is 225537869. The reversal of 225537852 is 258735522.

It is a self number, because there is not a number n which added to its sum of digits gives 225537852.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50352 + ... + 54647.

It is an arithmetic number, because the mean of its divisors is an integer number (22050000).

Almost surely, 2^225537852 is an apocalyptic number.

It is an amenable number.

225537852 is an abundant number, since it is smaller than the sum of its proper divisors (303662148).

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

225537852 is a wasteful number, since it uses less digits than its factorization.

225537852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105185 (or 105183 counting only the distinct ones).

The product of its digits is 168000, while the sum is 39.

The square root of 225537852 is about 15017.9176985360. The cubic root of 225537852 is about 608.7044545669.

The spelling of 225537852 in words is "two hundred twenty-five million, five hundred thirty-seven thousand, eight hundred fifty-two".