867102612 has 72 divisors (see below), whose sum is σ = 2214088128. Its totient is φ = 263197440.

The previous prime is 867102583. The next prime is 867102619. The reversal of 867102612 is 216201768.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (867102619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 193833 + ... + 198255.

It is an arithmetic number, because the mean of its divisors is an integer number (30751224).

Almost surely, 2^867102612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 867102612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1107044064).

867102612 is an abundant number, since it is smaller than the sum of its proper divisors (1346985516).

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

867102612 is a wasteful number, since it uses less digits than its factorization.

867102612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4509 (or 4476 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 867102612 is about 29446.6061202306. The cubic root of 867102612 is about 953.5793362680.

The spelling of 867102612 in words is "eight hundred sixty-seven million, one hundred two thousand, six hundred twelve".