20023232 has 14 divisors (see below), whose sum is σ = 39733728. Its totient is φ = 10011584.

The previous prime is 20023187. The next prime is 20023259. The reversal of 20023232 is 23232002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156368 + ... + 156495.

Almost surely, 2^20023232 is an apocalyptic number.

It is an amenable number.

20023232 is a deficient number, since it is larger than the sum of its proper divisors (19710496).

20023232 is an equidigital number, since it uses as much as digits as its factorization.

20023232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312875 (or 312865 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 20023232 is about 4474.7326177102. The cubic root of 20023232 is about 271.5468232403.

Adding to 20023232 its reverse (23232002), we get a palindrome (43255234).

It can be divided in two parts, 200 and 23232, that added together give a palindrome (23432).

The spelling of 20023232 in words is "twenty million, twenty-three thousand, two hundred thirty-two".