828797630 has 16 divisors (see below), whose sum is σ = 1492534080. Its totient is φ = 331363872.

The previous prime is 828797597. The next prime is 828797639. The reversal of 828797630 is 36797828.

It is a happy number.

It is a super-2 number, since 2×828797630² = 1373811022987233800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (828797639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4427 + ... + 40953.

It is an arithmetic number, because the mean of its divisors is an integer number (93283380).

Almost surely, 2^828797630 is an apocalyptic number.

828797630 is a deficient number, since it is larger than the sum of its proper divisors (663736450).

828797630 is a wasteful number, since it uses less digits than its factorization.

828797630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38803.

The product of its (nonzero) digits is 1016064, while the sum is 50.

The square root of 828797630 is about 28788.8455829684. The cubic root of 828797630 is about 939.3256178494.

It can be divided in two parts, 82879 and 7630, that added together give a palindrome (90509).

The spelling of 828797630 in words is "eight hundred twenty-eight million, seven hundred ninety-seven thousand, six hundred thirty".