8986813 has 8 divisors (see below), whose sum is σ = 10230336. Its totient is φ = 7814400.

The previous prime is 8986801. The next prime is 8986841. The reversal of 8986813 is 3186898.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 8986813 - 2²¹ = 6889661 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8986813.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8986843) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17508 + ... + 18013.

It is an arithmetic number, because the mean of its divisors is an integer number (1278792).

Almost surely, 2^8986813 is an apocalyptic number.

It is an amenable number.

8986813 is a deficient number, since it is larger than the sum of its proper divisors (1243523).

8986813 is a wasteful number, since it uses less digits than its factorization.

8986813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35555.

The product of its digits is 82944, while the sum is 43.

The square root of 8986813 is about 2997.8013609978. The cubic root of 8986813 is about 207.9067398113.

The spelling of 8986813 in words is "eight million, nine hundred eighty-six thousand, eight hundred thirteen".