523328066 has 16 divisors (see below), whose sum is σ = 794639160. Its totient is φ = 258460800.

The previous prime is 523328063. The next prime is 523328083. The reversal of 523328066 is 660823325.

It can be written as a sum of positive squares in 4 ways, for example, as 522808225 + 519841 = 22865^2 + 721^2 .

It is not an unprimeable number, because it can be changed into a prime (523328063) 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, 89480 + ... + 95148.

Almost surely, 2^523328066 is an apocalyptic number.

523328066 is a deficient number, since it is larger than the sum of its proper divisors (271311094).

523328066 is a wasteful number, since it uses less digits than its factorization.

523328066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6229.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 523328066 is about 22876.3647898874. The cubic root of 523328066 is about 805.8570484552.

The spelling of 523328066 in words is "five hundred twenty-three million, three hundred twenty-eight thousand, sixty-six".