867138700 has 36 divisors (see below), whose sum is σ = 1899300312. Its totient is φ = 343609600.

The previous prime is 867138689. The next prime is 867138721. The reversal of 867138700 is 7831768.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 29821 + ... + 51220.

It is an arithmetic number, because the mean of its divisors is an integer number (52758342).

Almost surely, 2^867138700 is an apocalyptic number.

It is an amenable number.

867138700 is an abundant number, since it is smaller than the sum of its proper divisors (1032161612).

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

867138700 is a wasteful number, since it uses less digits than its factorization.

867138700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81162 (or 81155 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 867138700 is about 29447.2188839625. The cubic root of 867138700 is about 953.5925651113.

The spelling of 867138700 in words is "eight hundred sixty-seven million, one hundred thirty-eight thousand, seven hundred".