20231234 has 16 divisors (see below), whose sum is σ = 30779520. Its totient is φ = 9972720.

The previous prime is 20231203. The next prime is 20231243. The reversal of 20231234 is 43213202.

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, 74519 + ... + 74789.

It is an arithmetic number, because the mean of its divisors is an integer number (1923720).

Almost surely, 2^20231234 is an apocalyptic number.

20231234 is a deficient number, since it is larger than the sum of its proper divisors (10548286).

20231234 is a wasteful number, since it uses less digits than its factorization.

20231234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 20231234 is about 4497.9144055884. The cubic root of 20231234 is about 272.4838651614.

Adding to 20231234 its reverse (43213202), we get a palindrome (63444436).

The spelling of 20231234 in words is "twenty million, two hundred thirty-one thousand, two hundred thirty-four".