222525036 has 96 divisors (see below), whose sum is σ = 643104000. Its totient is φ = 66127104.

The previous prime is 222524987. The next prime is 222525047. The reversal of 222525036 is 630525222.

222525036 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31695 + ... + 38073.

It is an arithmetic number, because the mean of its divisors is an integer number (6699000).

Almost surely, 2^222525036 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 222525036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (321552000).

222525036 is an abundant number, since it is smaller than the sum of its proper divisors (420578964).

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

222525036 is a wasteful number, since it uses less digits than its factorization.

222525036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6428 (or 6420 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 222525036 is about 14917.2730751971. The cubic root of 222525036 is about 605.9818639803.

It can be divided in two parts, 2225 and 25036, that added together give a triangular number (27261 = T₂₃₃).

The spelling of 222525036 in words is "two hundred twenty-two million, five hundred twenty-five thousand, thirty-six".