542727619 has 16 divisors (see below), whose sum is σ = 663022080. Its totient is φ = 434111040.

The previous prime is 542727617. The next prime is 542727631. The reversal of 542727619 is 916727245.

It is a cyclic number.

It is not a de Polignac number, because 542727619 - 2¹ = 542727617 is a prime.

It is a super-2 number, since 2×542727619² = 589106536850818322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (542727613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34509 + ... + 47710.

It is an arithmetic number, because the mean of its divisors is an integer number (41438880).

Almost surely, 2^542727619 is an apocalyptic number.

542727619 is a deficient number, since it is larger than the sum of its proper divisors (120294461).

542727619 is a wasteful number, since it uses less digits than its factorization.

542727619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82290.

The product of its digits is 211680, while the sum is 43.

The square root of 542727619 is about 23296.5151685826. The cubic root of 542727619 is about 815.6940749551.

The spelling of 542727619 in words is "five hundred forty-two million, seven hundred twenty-seven thousand, six hundred nineteen".