528223763 has 4 divisors (see below), whose sum is σ = 528786048. Its totient is φ = 527661480.

The previous prime is 528223747. The next prime is 528223771. The reversal of 528223763 is 367322825.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 528223763 - 2⁴ = 528223747 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (528223723) 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, 279731 + ... + 281612.

It is an arithmetic number, because the mean of its divisors is an integer number (132196512).

Almost surely, 2^528223763 is an apocalyptic number.

528223763 is a deficient number, since it is larger than the sum of its proper divisors (562285).

528223763 is an equidigital number, since it uses as much as digits as its factorization.

528223763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 562284.

The product of its digits is 120960, while the sum is 38.

The square root of 528223763 is about 22983.1190877131. The cubic root of 528223763 is about 808.3621647656.

The spelling of 528223763 in words is "five hundred twenty-eight million, two hundred twenty-three thousand, seven hundred sixty-three".