867904320 has 56 divisors (see below), whose sum is σ = 2755599264. Its totient is φ = 231440896.

The previous prime is 867904307. The next prime is 867904327. The reversal of 867904320 is 23409768.

867904320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (867904327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 451074 + ... + 452993.

Almost surely, 2^867904320 is an apocalyptic number.

867904320 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

867904320 is an abundant number, since it is smaller than the sum of its proper divisors (1887694944).

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

867904320 is a wasteful number, since it uses less digits than its factorization.

867904320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 904087 (or 904077 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 867904320 is about 29460.2158851560. The cubic root of 867904320 is about 953.8731333653.

The spelling of 867904320 in words is "eight hundred sixty-seven million, nine hundred four thousand, three hundred twenty".