542020466 has 8 divisors (see below), whose sum is σ = 875571564. Its totient is φ = 250163280.

The previous prime is 542020459. The next prime is 542020471. The reversal of 542020466 is 664020245.

It can be written as a sum of positive squares in 2 ways, for example, as 539214841 + 2805625 = 23221^2 + 1675^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10423445 + ... + 10423496.

Almost surely, 2^542020466 is an apocalyptic number.

542020466 is a deficient number, since it is larger than the sum of its proper divisors (333551098).

542020466 is a wasteful number, since it uses less digits than its factorization.

542020466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20846956.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 542020466 is about 23281.3329944829. The cubic root of 542020466 is about 815.3396484138.

The spelling of 542020466 in words is "five hundred forty-two million, twenty thousand, four hundred sixty-six".