652223532 has 12 divisors (see below), whose sum is σ = 1521854936. Its totient is φ = 217407840.

The previous prime is 652223521. The next prime is 652223549. The reversal of 652223532 is 235322256.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 652223532.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27175969 + ... + 27175992.

Almost surely, 2^652223532 is an apocalyptic number.

It is an amenable number.

652223532 is an abundant number, since it is smaller than the sum of its proper divisors (869631404).

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

652223532 is a wasteful number, since it uses less digits than its factorization.

652223532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54351968 (or 54351966 counting only the distinct ones).

The product of its digits is 21600, while the sum is 30.

The square root of 652223532 is about 25538.6673888831. The cubic root of 652223532 is about 867.2257300812.

Adding to 652223532 its reverse (235322256), we get a palindrome (887545788).

The spelling of 652223532 in words is "six hundred fifty-two million, two hundred twenty-three thousand, five hundred thirty-two".