86147800 has 24 divisors (see below), whose sum is σ = 200294100. Its totient is φ = 34459040.

The previous prime is 86147773. The next prime is 86147801. The reversal of 86147800 is 874168.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86147801) 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, 215170 + ... + 215569.

Almost surely, 2^86147800 is an apocalyptic number.

It is an amenable number.

86147800 is an abundant number, since it is smaller than the sum of its proper divisors (114146300).

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

86147800 is a wasteful number, since it uses less digits than its factorization.

86147800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430755 (or 430746 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 34.

The square root of 86147800 is about 9281.5839165522. The cubic root of 86147800 is about 441.6532158397.

The spelling of 86147800 in words is "eighty-six million, one hundred forty-seven thousand, eight hundred".