86655450 has 48 divisors (see below), whose sum is σ = 245609280. Its totient is φ = 19806720.

The previous prime is 86655433. The next prime is 86655463. The reversal of 86655450 is 5455668.

It is a junction number, because it is equal to n+sod(n) for n = 86655399 and 86655408.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40215 + ... + 42314.

It is an arithmetic number, because the mean of its divisors is an integer number (5116860).

Almost surely, 2^86655450 is an apocalyptic number.

86655450 is an abundant number, since it is smaller than the sum of its proper divisors (158953830).

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

86655450 is a wasteful number, since it uses less digits than its factorization.

86655450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82551 (or 82546 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 39.

The square root of 86655450 is about 9308.8909113814. The cubic root of 86655450 is about 442.5190390480.

The spelling of 86655450 in words is "eighty-six million, six hundred fifty-five thousand, four hundred fifty".