223051136 has 192 divisors, whose sum is σ = 583958160. Its totient is φ = 83865600.

The previous prime is 223051123. The next prime is 223051159. The reversal of 223051136 is 631150322.

223051136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3656546 + ... + 3656606.

Almost surely, 2^223051136 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 223051136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (291979080).

223051136 is an abundant number, since it is smaller than the sum of its proper divisors (360907024).

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

223051136 is a wasteful number, since it uses less digits than its factorization.

223051136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153 (or 134 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 223051136 is about 14934.8965848445. The cubic root of 223051136 is about 606.4590479557.

The spelling of 223051136 in words is "two hundred twenty-three million, fifty-one thousand, one hundred thirty-six".