86864514 has 32 divisors (see below), whose sum is σ = 197766144. Its totient is φ = 25177680.

The previous prime is 86864473. The next prime is 86864539. The reversal of 86864514 is 41546868.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27094 + ... + 30129.

It is an arithmetic number, because the mean of its divisors is an integer number (6180192).

Almost surely, 2^86864514 is an apocalyptic number.

86864514 is an abundant number, since it is smaller than the sum of its proper divisors (110901630).

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

86864514 is a wasteful number, since it uses less digits than its factorization.

86864514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57262.

The product of its digits is 184320, while the sum is 42.

The square root of 86864514 is about 9320.1134113271. The cubic root of 86864514 is about 442.8746254532.

It can be divided in two parts, 86864 and 514, that added together give a palindrome (87378).

The spelling of 86864514 in words is "eighty-six million, eight hundred sixty-four thousand, five hundred fourteen".