20240332 has 36 divisors (see below), whose sum is σ = 42332304. Its totient is φ = 8436960.

The previous prime is 20240327. The next prime is 20240333. The reversal of 20240332 is 23304202.

It is not an unprimeable number, because it can be changed into a prime (20240333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5857 + ... + 8647.

Almost surely, 2^20240332 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 20240332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21166152).

20240332 is an abundant number, since it is smaller than the sum of its proper divisors (22091972).

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

20240332 is a wasteful number, since it uses less digits than its factorization.

20240332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2846 (or 2837 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 20240332 is about 4498.9256495301. The cubic root of 20240332 is about 272.5247044348.

Adding to 20240332 its reverse (23304202), we get a palindrome (43544534).

The spelling of 20240332 in words is "twenty million, two hundred forty thousand, three hundred thirty-two".