566342540 has 12 divisors (see below), whose sum is σ = 1189319376. Its totient is φ = 226537008.

The previous prime is 566342521. The next prime is 566342549. The reversal of 566342540 is 45243665.

It is a happy number.

It is a super-2 number, since 2×566342540² = 641487745227303200, 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 566342540.

It is not an unprimeable number, because it can be changed into a prime (566342549) by changing a digit.

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, 14158544 + ... + 14158583.

It is an arithmetic number, because the mean of its divisors is an integer number (99109948).

Almost surely, 2^566342540 is an apocalyptic number.

It is an amenable number.

566342540 is an abundant number, since it is smaller than the sum of its proper divisors (622976836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

566342540 is a wasteful number, since it uses less digits than its factorization.

566342540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28317136 (or 28317134 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 566342540 is about 23797.9524329300. The cubic root of 566342540 is about 827.3572204925.

The spelling of 566342540 in words is "five hundred sixty-six million, three hundred forty-two thousand, five hundred forty".