20232542 has 16 divisors (see below), whose sum is σ = 33297264. Its totient is φ = 9144000.

The previous prime is 20232539. The next prime is 20232547. The reversal of 20232542 is 24523202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20232547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1442 + ... + 6522.

It is an arithmetic number, because the mean of its divisors is an integer number (2081079).

Almost surely, 2^20232542 is an apocalyptic number.

20232542 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20232542 is a deficient number, since it is larger than the sum of its proper divisors (13064722).

20232542 is a wasteful number, since it uses less digits than its factorization.

20232542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5275.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 20232542 is about 4498.0598039599. The cubic root of 20232542 is about 272.4897372899.

Adding to 20232542 its reverse (24523202), we get a palindrome (44755744).

The spelling of 20232542 in words is "twenty million, two hundred thirty-two thousand, five hundred forty-two".