542258866 has 8 divisors (see below), whose sum is σ = 833227164. Its totient is φ = 264516480.

The previous prime is 542258831. The next prime is 542258867. The reversal of 542258866 is 668852245.

It can be written as a sum of positive squares in 2 ways, for example, as 436601025 + 105657841 = 20895^2 + 10279^2 .

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

It is not an unprimeable number, because it can be changed into a prime (542258867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3306375 + ... + 3306538.

Almost surely, 2^542258866 is an apocalyptic number.

542258866 is a deficient number, since it is larger than the sum of its proper divisors (290968298).

542258866 is a wasteful number, since it uses less digits than its factorization.

542258866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6612956.

The product of its digits is 921600, while the sum is 46.

The square root of 542258866 is about 23286.4524133669. The cubic root of 542258866 is about 815.4591694119.

The spelling of 542258866 in words is "five hundred forty-two million, two hundred fifty-eight thousand, eight hundred sixty-six".