542975 has 12 divisors (see below), whose sum is σ = 692664. Its totient is φ = 421920.

The previous prime is 542951. The next prime is 542981. The reversal of 542975 is 579245.

It is not a de Polignac number, because 542975 - 2⁶ = 542911 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a congruent number.

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 in 11 ways as a sum of consecutive naturals, for example, 632 + ... + 1218.

It is an arithmetic number, because the mean of its divisors is an integer number (57722).

2⁵⁴²⁹⁷⁵ is an apocalyptic number.

542975 is a deficient number, since it is larger than the sum of its proper divisors (149689).

542975 is a wasteful number, since it uses less digits than its factorization.

542975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634 (or 629 counting only the distinct ones).

The product of its digits is 12600, while the sum is 32.

The square root of 542975 is about 736.8683735919. The cubic root of 542975 is about 81.5817990131.

The spelling of 542975 in words is "five hundred forty-two thousand, nine hundred seventy-five".