868082500 has 30 divisors (see below), whose sum is σ = 1898328278. Its totient is φ = 347232000.

The previous prime is 868082489. The next prime is 868082503. The reversal of 868082500 is 5280868.

It can be written as a sum of positive squares in 5 ways, for example, as 588256516 + 279825984 = 24254^2 + 16728^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 868082500.

It is not an unprimeable number, because it can be changed into a prime (868082503) 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 9 ways as a sum of consecutive naturals, for example, 171117 + ... + 176116.

Almost surely, 2^868082500 is an apocalyptic number.

It is an amenable number.

868082500 is an abundant number, since it is smaller than the sum of its proper divisors (1030245778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

868082500 is a wasteful number, since it uses less digits than its factorization.

868082500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347257 (or 347240 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 37.

The square root of 868082500 is about 29463.2398082763. The cubic root of 868082500 is about 953.9384053396.

The spelling of 868082500 in words is "eight hundred sixty-eight million, eighty-two thousand, five hundred".