52543066 has 8 divisors (see below), whose sum is σ = 79095924. Its totient is φ = 26177760.

The previous prime is 52543031. The next prime is 52543069. The reversal of 52543066 is 66034525.

It can be written as a sum of positive squares in 2 ways, for example, as 49999041 + 2544025 = 7071^2 + 1595^2 .

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 (52543069) 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, 46185 + ... + 47308.

Almost surely, 2^52543066 is an apocalyptic number.

52543066 is a deficient number, since it is larger than the sum of its proper divisors (26552858).

52543066 is a wasteful number, since it uses less digits than its factorization.

52543066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93776.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 52543066 is about 7248.6596002295. The cubic root of 52543066 is about 374.5459773391.

The spelling of 52543066 in words is "fifty-two million, five hundred forty-three thousand, sixty-six".