234543542 has 4 divisors (see below), whose sum is σ = 351815316. Its totient is φ = 117271770.

The previous prime is 234543527. The next prime is 234543563. The reversal of 234543542 is 245345432.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 234543499 and 234543508.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58635884 + ... + 58635887.

It is an arithmetic number, because the mean of its divisors is an integer number (87953829).

Almost surely, 2^234543542 is an apocalyptic number.

234543542 is a deficient number, since it is larger than the sum of its proper divisors (117271774).

234543542 is a wasteful number, since it uses less digits than its factorization.

234543542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117271773.

The product of its digits is 57600, while the sum is 32.

The square root of 234543542 is about 15314.8144618209. The cubic root of 234543542 is about 616.7007735052.

Adding to 234543542 its reverse (245345432), we get a palindrome (479888974).

The spelling of 234543542 in words is "two hundred thirty-four million, five hundred forty-three thousand, five hundred forty-two".