868361072 has 20 divisors (see below), whose sum is σ = 1699797456. Its totient is φ = 429703680.

The previous prime is 868361051. The next prime is 868361077. The reversal of 868361072 is 270163868.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (868361077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 278204 + ... + 281307.

Almost surely, 2^868361072 is an apocalyptic number.

It is an amenable number.

868361072 is a deficient number, since it is larger than the sum of its proper divisors (831436384).

868361072 is a wasteful number, since it uses less digits than its factorization.

868361072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559616 (or 559610 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 41.

The square root of 868361072 is about 29467.9668793081. The cubic root of 868361072 is about 954.0404356223.

The spelling of 868361072 in words is "eight hundred sixty-eight million, three hundred sixty-one thousand, seventy-two".