86387392 has 126 divisors (see below), whose sum is σ = 217256868. Its totient is φ = 33965568.

The previous prime is 86387383. The next prime is 86387401. The reversal of 86387392 is 29378368.

It is an interprime number because it is at equal distance from previous prime (86387383) and next prime (86387401).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 529903 + ... + 530065.

Almost surely, 2^86387392 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 86387392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (108628434).

86387392 is an abundant number, since it is smaller than the sum of its proper divisors (130869476).

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

86387392 is a wasteful number, since it uses less digits than its factorization.

86387392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 215 (or 185 counting only the distinct ones).

The product of its digits is 435456, while the sum is 46.

The square root of 86387392 is about 9294.4818037371. The cubic root of 86387392 is about 442.0622749625.

The spelling of 86387392 in words is "eighty-six million, three hundred eighty-seven thousand, three hundred ninety-two".