542935873 has 6 divisors (see below), whose sum is σ = 544195586. Its totient is φ = 541678752.

The previous prime is 542935859. The next prime is 542935889. The reversal of 542935873 is 378539245.

It can be written as a sum of positive squares in only one way, i.e., 542517264 + 418609 = 23292^2 + 647^2 .

It is not a de Polignac number, because 542935873 - 2¹³ = 542927681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (542935843) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 417961 + ... + 419257.

It is a 431-hyperperfect number.

Almost surely, 2^542935873 is an apocalyptic number.

It is an amenable number.

542935873 is a deficient number, since it is larger than the sum of its proper divisors (1259713).

542935873 is an frugal number, since it uses more digits than its factorization.

542935873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2591 (or 1944 counting only the distinct ones).

The product of its digits is 907200, while the sum is 46.

The square root of 542935873 is about 23300.9843783476. The cubic root of 542935873 is about 815.7983936011.

The spelling of 542935873 in words is "five hundred forty-two million, nine hundred thirty-five thousand, eight hundred seventy-three".