868567380 has 48 divisors (see below), whose sum is σ = 2434568640. Its totient is φ = 231372288.

The previous prime is 868567373. The next prime is 868567421. The reversal of 868567380 is 83765868.

It is a congruent number.

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, 53367 + ... + 67713.

It is an arithmetic number, because the mean of its divisors is an integer number (50720180).

Almost surely, 2^868567380 is an apocalyptic number.

It is an amenable number.

868567380 is an abundant number, since it is smaller than the sum of its proper divisors (1566001260).

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

868567380 is a wasteful number, since it uses less digits than its factorization.

868567380 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15368 (or 15366 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 51.

The square root of 868567380 is about 29471.4672183113. The cubic root of 868567380 is about 954.1159842986.

The spelling of 868567380 in words is "eight hundred sixty-eight million, five hundred sixty-seven thousand, three hundred eighty".