9986502 has 8 divisors (see below), whose sum is σ = 19973016. Its totient is φ = 3328832.

The previous prime is 9986489. The next prime is 9986503. The reversal of 9986502 is 2056899.

It is a happy number.

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

9986502 is an admirable number.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9986503) 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, 832203 + ... + 832214.

It is an arithmetic number, because the mean of its divisors is an integer number (2496627).

Almost surely, 2^9986502 is an apocalyptic number.

9986502 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

9986502 is a wasteful number, since it uses less digits than its factorization.

9986502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1664422.

The product of its (nonzero) digits is 38880, while the sum is 39.

The square root of 9986502 is about 3160.1427182961. The cubic root of 9986502 is about 215.3464901579.

The spelling of 9986502 in words is "nine million, nine hundred eighty-six thousand, five hundred two".