86618358 has 12 divisors (see below), whose sum is σ = 187673148. Its totient is φ = 28872780.

The previous prime is 86618351. The next prime is 86618393. The reversal of 86618358 is 85381668.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86618351) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2406048 + ... + 2406083.

It is an arithmetic number, because the mean of its divisors is an integer number (15639429).

Almost surely, 2^86618358 is an apocalyptic number.

86618358 is an abundant number, since it is smaller than the sum of its proper divisors (101054790).

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

86618358 is a wasteful number, since it uses less digits than its factorization.

86618358 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4812139 (or 4812136 counting only the distinct ones).

The product of its digits is 276480, while the sum is 45.

The square root of 86618358 is about 9306.8984092446. The cubic root of 86618358 is about 442.4558914188.

The spelling of 86618358 in words is "eighty-six million, six hundred eighteen thousand, three hundred fifty-eight".