542234 has 24 divisors (see below), whose sum is σ = 1034208. Its totient is φ = 210840.

The previous prime is 542219. The next prime is 542237. The reversal of 542234 is 432245.

542234 = 217² + 218² + ... + 227².

It is a d-powerful number, because it can be written as 5⁵ + 4 + 2¹³ + 2¹⁹ + 3⁸ + 4³ .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (542237) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 827 + ... + 1329.

It is an arithmetic number, because the mean of its divisors is an integer number (43092).

2⁵⁴²²³⁴ is an apocalyptic number.

542234 is a deficient number, since it is larger than the sum of its proper divisors (491974).

542234 is a wasteful number, since it uses less digits than its factorization.

542234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 530 (or 523 counting only the distinct ones).

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

The square root of 542234 is about 736.3653984266. The cubic root of 542234 is about 81.5446704567.

Adding to 542234 its reverse (432245), we get a palindrome (974479).

The spelling of 542234 in words is "five hundred forty-two thousand, two hundred thirty-four".