526728066 has 32 divisors (see below), whose sum is σ = 1083269376. Its totient is φ = 170640000.

The previous prime is 526728053. The next prime is 526728067. The reversal of 526728066 is 660827625.

It is not an unprimeable number, because it can be changed into a prime (526728067) 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, 62716 + ... + 70616.

It is an arithmetic number, because the mean of its divisors is an integer number (33852168).

Almost surely, 2^526728066 is an apocalyptic number.

526728066 is an abundant number, since it is smaller than the sum of its proper divisors (556541310).

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

526728066 is a wasteful number, since it uses less digits than its factorization.

526728066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8218.

The product of its (nonzero) digits is 241920, while the sum is 42.

The square root of 526728066 is about 22950.5569867051. The cubic root of 526728066 is about 807.5984683123.

It can be divided in two parts, 5267 and 28066, that added together give a palindrome (33333).

The spelling of 526728066 in words is "five hundred twenty-six million, seven hundred twenty-eight thousand, sixty-six".