542725559 has 8 divisors (see below), whose sum is σ = 547054080. Its totient is φ = 538407000.

The previous prime is 542725543. The next prime is 542725567. The reversal of 542725559 is 955527245.

542725559 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 542725559 - 2⁴ = 542725543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542721559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 136814 + ... + 140724.

It is an arithmetic number, because the mean of its divisors is an integer number (68381760).

Almost surely, 2^542725559 is an apocalyptic number.

542725559 is a deficient number, since it is larger than the sum of its proper divisors (4328521).

542725559 is a wasteful number, since it uses less digits than its factorization.

542725559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4981.

The product of its digits is 630000, while the sum is 44.

The square root of 542725559 is about 23296.4709559195. The cubic root of 542725559 is about 815.6930429261.

The spelling of 542725559 in words is "five hundred forty-two million, seven hundred twenty-five thousand, five hundred fifty-nine".