542036234 has 4 divisors (see below), whose sum is σ = 813054354. Its totient is φ = 271018116.

The previous prime is 542036227. The next prime is 542036249. The reversal of 542036234 is 432630245.

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

It can be written as a sum of positive squares in only one way, i.e., 318444025 + 223592209 = 17845^2 + 14953^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 542036197 and 542036206.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135509057 + ... + 135509060.

Almost surely, 2^542036234 is an apocalyptic number.

542036234 is a deficient number, since it is larger than the sum of its proper divisors (271018120).

542036234 is a wasteful number, since it uses less digits than its factorization.

542036234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271018119.

The product of its (nonzero) digits is 17280, while the sum is 29.

The square root of 542036234 is about 23281.6716324236. The cubic root of 542036234 is about 815.3475547272.

Adding to 542036234 its reverse (432630245), we get a palindrome (974666479).

The spelling of 542036234 in words is "five hundred forty-two million, thirty-six thousand, two hundred thirty-four".