223535532 has 72 divisors (see below), whose sum is σ = 600651072. Its totient is φ = 64159200.

The previous prime is 223535467. The next prime is 223535539. The reversal of 223535532 is 235535322.

223535532 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 223535532.

It is not an unprimeable number, because it can be changed into a prime (223535539) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45307 + ... + 49997.

It is an arithmetic number, because the mean of its divisors is an integer number (8342376).

Almost surely, 2^223535532 is an apocalyptic number.

223535532 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 223535532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300325536).

223535532 is an abundant number, since it is smaller than the sum of its proper divisors (377115540).

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

223535532 is a wasteful number, since it uses less digits than its factorization.

223535532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4747 (or 4726 counting only the distinct ones).

The product of its digits is 27000, while the sum is 30.

The square root of 223535532 is about 14951.1047083485. The cubic root of 223535532 is about 606.8977424823.

The spelling of 223535532 in words is "two hundred twenty-three million, five hundred thirty-five thousand, five hundred thirty-two".