867804996 has 24 divisors (see below), whose sum is σ = 2112917184. Its totient is φ = 276691360.

The previous prime is 867804983. The next prime is 867804997. The reversal of 867804996 is 699408768.

It is a super-2 number, since 2×867804996² = 1506171022165120032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (867804997) 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, 1571835 + ... + 1572386.

It is an arithmetic number, because the mean of its divisors is an integer number (88038216).

Almost surely, 2^867804996 is an apocalyptic number.

It is an amenable number.

867804996 is an abundant number, since it is smaller than the sum of its proper divisors (1245112188).

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

867804996 is a wasteful number, since it uses less digits than its factorization.

867804996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3144251 (or 3144249 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 57.

The square root of 867804996 is about 29458.5301058963. The cubic root of 867804996 is about 953.8367445195.

The spelling of 867804996 in words is "eight hundred sixty-seven million, eight hundred four thousand, nine hundred ninety-six".