528253605 has 24 divisors (see below), whose sum is σ = 998880480. Its totient is φ = 256122720.

The previous prime is 528253601. The next prime is 528253619. The reversal of 528253605 is 506352825.

It is a happy number.

528253605 is a `hidden beast` number, since 5 + 28 + 25 + 3 + 605 = 666.

It is not a de Polignac number, because 528253605 - 2² = 528253601 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 528253605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (528253601) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 533095 + ... + 534084.

It is an arithmetic number, because the mean of its divisors is an integer number (41620020).

Almost surely, 2^528253605 is an apocalyptic number.

528253605 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

528253605 is a deficient number, since it is larger than the sum of its proper divisors (470626875).

528253605 is a wasteful number, since it uses less digits than its factorization.

528253605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1067201 (or 1067198 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 36.

The square root of 528253605 is about 22983.7682941680. The cubic root of 528253605 is about 808.3773872850.

The spelling of 528253605 in words is "five hundred twenty-eight million, two hundred fifty-three thousand, six hundred five".