528396967 has 4 divisors (see below), whose sum is σ = 603882256. Its totient is φ = 452911680.

The previous prime is 528396931. The next prime is 528396989. The reversal of 528396967 is 769693825.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-528396967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (528396997) 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, 37742634 + ... + 37742647.

It is an arithmetic number, because the mean of its divisors is an integer number (150970564).

Almost surely, 2^528396967 is an apocalyptic number.

528396967 is a deficient number, since it is larger than the sum of its proper divisors (75485289).

528396967 is an equidigital number, since it uses as much as digits as its factorization.

528396967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75485288.

The product of its digits is 4898880, while the sum is 55.

The square root of 528396967 is about 22986.8868488101. The cubic root of 528396967 is about 808.4505088032.

The spelling of 528396967 in words is "five hundred twenty-eight million, three hundred ninety-six thousand, nine hundred sixty-seven".