542837 has 2 divisors, whose sum is σ = 542838. Its totient is φ = 542836.

The previous prime is 542831. The next prime is 542873. The reversal of 542837 is 738245.

It is a happy number.

Together with next prime (542873) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 461041 + 81796 = 679^2 + 286^2 .

It is a cyclic number.

It is not a de Polignac number, because 542837 - 2⁴ = 542821 is a prime.

It is a d-powerful number, because it can be written as 5⁵ + 4³ + 8 + 2¹³ + 3¹² + 7 .

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 542837.

It is not a weakly prime, because it can be changed into another prime (542831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 271418 + 271419.

It is an arithmetic number, because the mean of its divisors is an integer number (271419).

2⁵⁴²⁸³⁷ is an apocalyptic number.

It is an amenable number.

542837 is a deficient number, since it is larger than the sum of its proper divisors (1).

542837 is an equidigital number, since it uses as much as digits as its factorization.

542837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6720, while the sum is 29.

The square root of 542837 is about 736.7747281225. The cubic root of 542837 is about 81.5748869440.

It can be divided in two parts, 5 and 42837, that multiplied together give a triangular number (214185 = T₆₅₄).

The spelling of 542837 in words is "five hundred forty-two thousand, eight hundred thirty-seven".