86517388 has 6 divisors (see below), whose sum is σ = 151405436. Its totient is φ = 43258692.

The previous prime is 86517383. The next prime is 86517397. The reversal of 86517388 is 88371568.

It is not an unprimeable number, because it can be changed into a prime (86517383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10814670 + ... + 10814677.

Almost surely, 2^86517388 is an apocalyptic number.

It is an amenable number.

86517388 is a deficient number, since it is larger than the sum of its proper divisors (64888048).

86517388 is a wasteful number, since it uses less digits than its factorization.

86517388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21629351 (or 21629349 counting only the distinct ones).

The product of its digits is 322560, while the sum is 46.

The square root of 86517388 is about 9301.4723565681. The cubic root of 86517388 is about 442.2839026988.

The spelling of 86517388 in words is "eighty-six million, five hundred seventeen thousand, three hundred eighty-eight".