86266798 has 4 divisors (see below), whose sum is σ = 129400200. Its totient is φ = 43133398.

The previous prime is 86266781. The next prime is 86266837. The reversal of 86266798 is 89766268.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21566698 + ... + 21566701.

It is an arithmetic number, because the mean of its divisors is an integer number (32350050).

Almost surely, 2^86266798 is an apocalyptic number.

86266798 is a deficient number, since it is larger than the sum of its proper divisors (43133402).

86266798 is a wasteful number, since it uses less digits than its factorization.

86266798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43133401.

The product of its digits is 1741824, while the sum is 52.

The square root of 86266798 is about 9287.9921403929. The cubic root of 86266798 is about 441.8564776334.

The spelling of 86266798 in words is "eighty-six million, two hundred sixty-six thousand, seven hundred ninety-eight".