566242019 has 8 divisors (see below), whose sum is σ = 654931200. Its totient is φ = 479502216.

The previous prime is 566241989. The next prime is 566242067. The reversal of 566242019 is 910242665.

It is a happy number.

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 566242019 - 2¹² = 566237923 is a prime.

It is a super-2 number, since 2×566242019² = 641260048162392722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 566242019.

It is not an unprimeable number, because it can be changed into a prime (566242099) 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, 486719 + ... + 487880.

It is an arithmetic number, because the mean of its divisors is an integer number (81866400).

Almost surely, 2^566242019 is an apocalyptic number.

566242019 is a deficient number, since it is larger than the sum of its proper divisors (88689181).

566242019 is an equidigital number, since it uses as much as digits as its factorization.

566242019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 974689.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 566242019 is about 23795.8403717961. The cubic root of 566242019 is about 827.3082679652.

The spelling of 566242019 in words is "five hundred sixty-six million, two hundred forty-two thousand, nineteen".