86894040 has 32 divisors (see below), whose sum is σ = 260682480. Its totient is φ = 23171712.

The previous prime is 86894039. The next prime is 86894051. The reversal of 86894040 is 4049868.

It is a self number, because there is not a number n which added to its sum of digits gives 86894040.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 361939 + ... + 362178.

Almost surely, 2^86894040 is an apocalyptic number.

It is an amenable number.

86894040 is an abundant number, since it is smaller than the sum of its proper divisors (173788440).

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

86894040 is a wasteful number, since it uses less digits than its factorization.

86894040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 724131 (or 724127 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 86894040 is about 9321.6972703473. The cubic root of 86894040 is about 442.9247987414.

The spelling of 86894040 in words is "eighty-six million, eight hundred ninety-four thousand, forty".