542861885 has 8 divisors (see below), whose sum is σ = 666584160. Its totient is φ = 424189584.

The previous prime is 542861861. The next prime is 542861887. The reversal of 542861885 is 588168245.

542861885 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 542861885 - 2¹² = 542857789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542861887) 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, 1262255 + ... + 1262684.

It is an arithmetic number, because the mean of its divisors is an integer number (83323020).

Almost surely, 2^542861885 is an apocalyptic number.

It is an amenable number.

542861885 is a deficient number, since it is larger than the sum of its proper divisors (123722275).

542861885 is a wasteful number, since it uses less digits than its factorization.

542861885 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2524987.

The product of its digits is 614400, while the sum is 47.

The square root of 542861885 is about 23299.3966660083. The cubic root of 542861885 is about 815.7613345691.

The spelling of 542861885 in words is "five hundred forty-two million, eight hundred sixty-one thousand, eight hundred eighty-five".