86722832 has 40 divisors (see below), whose sum is σ = 194678016. Its totient is φ = 36654336.

The previous prime is 86722829. The next prime is 86722837. The reversal of 86722832 is 23822768.

It is not an unprimeable number, because it can be changed into a prime (86722837) 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, 2873 + ... + 13479.

Almost surely, 2^86722832 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 86722832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (97339008).

86722832 is an abundant number, since it is smaller than the sum of its proper divisors (107955184).

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

86722832 is a wasteful number, since it uses less digits than its factorization.

86722832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10695 (or 10689 counting only the distinct ones).

The product of its digits is 64512, while the sum is 38.

The square root of 86722832 is about 9312.5094362368. The cubic root of 86722832 is about 442.6337080911.

The spelling of 86722832 in words is "eighty-six million, seven hundred twenty-two thousand, eight hundred thirty-two".