20234232 has 64 divisors (see below), whose sum is σ = 56772000. Its totient is φ = 6676992.

The previous prime is 20234231. The next prime is 20234237. The reversal of 20234232 is 23243202.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20234231) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23994 + ... + 24822.

Almost surely, 2^20234232 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 20234232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28386000).

20234232 is an abundant number, since it is smaller than the sum of its proper divisors (36537768).

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

20234232 is a wasteful number, since it uses less digits than its factorization.

20234232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 957 (or 947 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

The square root of 20234232 is about 4498.2476588112. The cubic root of 20234232 is about 272.4973239925.

Adding to 20234232 its reverse (23243202), we get a palindrome (43477434).

The spelling of 20234232 in words is "twenty million, two hundred thirty-four thousand, two hundred thirty-two".