86630899 has 4 divisors (see below), whose sum is σ = 91190440. Its totient is φ = 82071360.

The previous prime is 86630897. The next prime is 86630927. The reversal of 86630899 is 99803668.

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

It is a cyclic number.

It is not a de Polignac number, because 86630899 - 2¹ = 86630897 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (86630897) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2279742 + ... + 2279779.

It is an arithmetic number, because the mean of its divisors is an integer number (22797610).

Almost surely, 2^86630899 is an apocalyptic number.

86630899 is a deficient number, since it is larger than the sum of its proper divisors (4559541).

86630899 is a wasteful number, since it uses less digits than its factorization.

86630899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4559540.

The product of its (nonzero) digits is 559872, while the sum is 49.

The square root of 86630899 is about 9307.5721324092. The cubic root of 86630899 is about 442.4772439807.

The spelling of 86630899 in words is "eighty-six million, six hundred thirty thousand, eight hundred ninety-nine".