528836393 has 2 divisors, whose sum is σ = 528836394. Its totient is φ = 528836392.

The previous prime is 528836387. The next prime is 528836417. The reversal of 528836393 is 393638825.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 275294464 + 253541929 = 16592^2 + 15923^2 .

It is a cyclic number.

It is not a de Polignac number, because 528836393 - 2⁴ = 528836377 is a prime.

It is a super-2 number, since 2×528836393² = 559335861122500898, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (528836333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264418196 + 264418197.

It is an arithmetic number, because the mean of its divisors is an integer number (264418197).

Almost surely, 2^528836393 is an apocalyptic number.

It is an amenable number.

528836393 is a deficient number, since it is larger than the sum of its proper divisors (1).

528836393 is an equidigital number, since it uses as much as digits as its factorization.

528836393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 933120, while the sum is 47.

The square root of 528836393 is about 22996.4430510460. The cubic root of 528836393 is about 808.6745548406.

The spelling of 528836393 in words is "five hundred twenty-eight million, eight hundred thirty-six thousand, three hundred ninety-three".