542753 has 4 divisors (see below), whose sum is σ = 557460. Its totient is φ = 528048.

The previous prime is 542747. The next prime is 542761. The reversal of 542753 is 357245.

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

It can be written as a sum of positive squares in 2 ways, for example, as 425104 + 117649 = 652^2 + 343^2 .

It is a cyclic number.

It is not a de Polignac number, because 542753 - 2⁸ = 542497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542713) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7298 + ... + 7371.

It is an arithmetic number, because the mean of its divisors is an integer number (139365).

2⁵⁴²⁷⁵³ is an apocalyptic number.

It is an amenable number.

542753 is a deficient number, since it is larger than the sum of its proper divisors (14707).

542753 is a wasteful number, since it uses less digits than its factorization.

542753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14706.

The product of its digits is 4200, while the sum is 26.

The square root of 542753 is about 736.7177207045. The cubic root of 542753 is about 81.5706790240.

Adding to 542753 its reverse (357245), we get a palindrome (899998).

The spelling of 542753 in words is "five hundred forty-two thousand, seven hundred fifty-three".