867492912 has 160 divisors (see below), whose sum is σ = 2689827840. Its totient is φ = 237404160.

The previous prime is 867492893. The next prime is 867492919. The reversal of 867492912 is 219294768.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (867492919) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 321264 + ... + 323952.

It is an arithmetic number, because the mean of its divisors is an integer number (16811424).

Almost surely, 2^867492912 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 867492912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1344913920).

867492912 is an abundant number, since it is smaller than the sum of its proper divisors (1822334928).

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

867492912 is a wasteful number, since it uses less digits than its factorization.

867492912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2771 (or 2765 counting only the distinct ones).

The product of its digits is 435456, while the sum is 48.

The square root of 867492912 is about 29453.2326239413. The cubic root of 867492912 is about 953.7223897666.

The spelling of 867492912 in words is "eight hundred sixty-seven million, four hundred ninety-two thousand, nine hundred twelve".