828372097 has 8 divisors (see below), whose sum is σ = 966032000. Its totient is φ = 710032932.

The previous prime is 828372067. The next prime is 828372109. The reversal of 828372097 is 790273828.

It is a de Polignac number, because none of the positive numbers 2^k-828372097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (828372047) 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, 1207197 + ... + 1207882.

It is an arithmetic number, because the mean of its divisors is an integer number (120754000).

Almost surely, 2^828372097 is an apocalyptic number.

It is an amenable number.

828372097 is a deficient number, since it is larger than the sum of its proper divisors (137659903).

828372097 is an equidigital number, since it uses as much as digits as its factorization.

828372097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2415100 (or 2415086 counting only the distinct ones).

The product of its (nonzero) digits is 338688, while the sum is 46.

The square root of 828372097 is about 28781.4540459651. The cubic root of 828372097 is about 939.1648297141.

The spelling of 828372097 in words is "eight hundred twenty-eight million, three hundred seventy-two thousand, ninety-seven".