9979386 has 16 divisors (see below), whose sum is σ = 20143200. Its totient is φ = 3295728.

The previous prime is 9979337. The next prime is 9979399. The reversal of 9979386 is 6839799.

9979386 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6976 + ... + 8283.

It is an arithmetic number, because the mean of its divisors is an integer number (1258950).

Almost surely, 2^9979386 is an apocalyptic number.

9979386 is an abundant number, since it is smaller than the sum of its proper divisors (10163814).

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

9979386 is a wasteful number, since it uses less digits than its factorization.

9979386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15373.

The product of its digits is 734832, while the sum is 51.

The square root of 9979386 is about 3159.0166191396. The cubic root of 9979386 is about 215.2953287754.

The spelling of 9979386 in words is "nine million, nine hundred seventy-nine thousand, three hundred eighty-six".