86381884 has 6 divisors (see below), whose sum is σ = 151168304. Its totient is φ = 43190940.

The previous prime is 86381873. The next prime is 86381909. The reversal of 86381884 is 48818368.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10797732 + ... + 10797739.

Almost surely, 2^86381884 is an apocalyptic number.

It is an amenable number.

86381884 is a deficient number, since it is larger than the sum of its proper divisors (64786420).

86381884 is a wasteful number, since it uses less digits than its factorization.

86381884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21595475 (or 21595473 counting only the distinct ones).

The product of its digits is 294912, while the sum is 46.

The square root of 86381884 is about 9294.1854941678. The cubic root of 86381884 is about 442.0528795684.

The spelling of 86381884 in words is "eighty-six million, three hundred eighty-one thousand, eight hundred eighty-four".