20023332 has 24 divisors (see below), whose sum is σ = 53395776. Its totient is φ = 5720928.

The previous prime is 20023313. The next prime is 20023343. The reversal of 20023332 is 23332002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119103 + ... + 119270.

It is an arithmetic number, because the mean of its divisors is an integer number (2224824).

Almost surely, 2^20023332 is an apocalyptic number.

It is an amenable number.

20023332 is an abundant number, since it is smaller than the sum of its proper divisors (33372444).

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

20023332 is a wasteful number, since it uses less digits than its factorization.

20023332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238387 (or 238385 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 15.

The square root of 20023332 is about 4474.7437915483. The cubic root of 20023332 is about 271.5472752924.

Adding to 20023332 its reverse (23332002), we get a palindrome (43355334).

It can be divided in two parts, 200 and 23332, that added together give a palindrome (23532).

The spelling of 20023332 in words is "twenty million, twenty-three thousand, three hundred thirty-two".