868361000 has 64 divisors (see below), whose sum is σ = 2188302480. Its totient is φ = 320620800.

The previous prime is 868360993. The next prime is 868361051. The reversal of 868361000 is 163868.

It can be written as a sum of positive squares in 8 ways, for example, as 24226084 + 844134916 = 4922^2 + 29054^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20399 + ... + 46398.

Almost surely, 2^868361000 is an apocalyptic number.

It is an amenable number.

868361000 is an abundant number, since it is smaller than the sum of its proper divisors (1319941480).

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

868361000 is a wasteful number, since it uses less digits than its factorization.

868361000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66831 (or 66817 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 868361000 is about 29467.9656576425. The cubic root of 868361000 is about 954.0404092543.

The spelling of 868361000 in words is "eight hundred sixty-eight million, three hundred sixty-one thousand".