86870382 has 16 divisors (see below), whose sum is σ = 177437952. Its totient is φ = 28340600.

The previous prime is 86870359. The next prime is 86870383. The reversal of 86870382 is 28307868.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86870383) 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, 153744 + ... + 154307.

It is an arithmetic number, because the mean of its divisors is an integer number (11089872).

Almost surely, 2^86870382 is an apocalyptic number.

86870382 is an abundant number, since it is smaller than the sum of its proper divisors (90567570).

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

86870382 is a wasteful number, since it uses less digits than its factorization.

86870382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 308103.

The product of its (nonzero) digits is 129024, while the sum is 42.

The square root of 86870382 is about 9320.4282090471. The cubic root of 86870382 is about 442.8845978024.

The spelling of 86870382 in words is "eighty-six million, eight hundred seventy thousand, three hundred eighty-two".