542516254 has 16 divisors (see below), whose sum is σ = 943128576. Its totient is φ = 229231800.

The previous prime is 542516239. The next prime is 542516263. The reversal of 542516254 is 452615245.

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 7 ways as a sum of consecutive naturals, for example, 271902 + ... + 273889.

It is an arithmetic number, because the mean of its divisors is an integer number (58945536).

Almost surely, 2^542516254 is an apocalyptic number.

542516254 is a deficient number, since it is larger than the sum of its proper divisors (400612322).

542516254 is a wasteful number, since it uses less digits than its factorization.

542516254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545871.

The product of its digits is 48000, while the sum is 34.

The square root of 542516254 is about 23291.9783187260. The cubic root of 542516254 is about 815.5881706559.

The spelling of 542516254 in words is "five hundred forty-two million, five hundred sixteen thousand, two hundred fifty-four".