828397583 has 8 divisors (see below), whose sum is σ = 907242000. Its totient is φ = 751713408.

The previous prime is 828397571. The next prime is 828397651. The reversal of 828397583 is 385793828.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 828397583 - 2⁴ = 828397567 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 (828397523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 539258 + ... + 540791.

It is an arithmetic number, because the mean of its divisors is an integer number (113405250).

Almost surely, 2^828397583 is an apocalyptic number.

828397583 is a deficient number, since it is larger than the sum of its proper divisors (78844417).

828397583 is a wasteful number, since it uses less digits than its factorization.

828397583 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1080121.

The product of its digits is 2903040, while the sum is 53.

The square root of 828397583 is about 28781.8967929496. The cubic root of 828397583 is about 939.1744611786.

The spelling of 828397583 in words is "eight hundred twenty-eight million, three hundred ninety-seven thousand, five hundred eighty-three".