9939486 has 16 divisors (see below), whose sum is σ = 19912464. Its totient is φ = 3307584.

The previous prime is 9939463. The next prime is 9939491. The reversal of 9939486 is 6849399.

It is a happy number.

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 in 7 ways as a sum of consecutive naturals, for example, 4176 + ... + 6108.

It is an arithmetic number, because the mean of its divisors is an integer number (1244529).

Almost surely, 2^9939486 is an apocalyptic number.

9939486 is an abundant number, since it is smaller than the sum of its proper divisors (9972978).

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

9939486 is a wasteful number, since it uses less digits than its factorization.

9939486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2795.

The product of its digits is 419904, while the sum is 48.

The square root of 9939486 is about 3152.6950375829. The cubic root of 9939486 is about 215.0080112393.

The spelling of 9939486 in words is "nine million, nine hundred thirty-nine thousand, four hundred eighty-six".