9979351 has 8 divisors (see below), whose sum is σ = 10537520. Its totient is φ = 9424512.

The previous prime is 9979337. The next prime is 9979399. The reversal of 9979351 is 1539799.

9979351 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 9979351 - 2¹⁵ = 9946583 is a prime.

It is a Duffinian number.

9979351 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 9979298 and 9979307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9979301) 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, 7621 + ... + 8833.

It is an arithmetic number, because the mean of its divisors is an integer number (1317190).

Almost surely, 2^9979351 is an apocalyptic number.

9979351 is a deficient number, since it is larger than the sum of its proper divisors (558169).

9979351 is a wasteful number, since it uses less digits than its factorization.

9979351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1665.

The product of its digits is 76545, while the sum is 43.

The square root of 9979351 is about 3159.0110794361. The cubic root of 9979351 is about 215.2950770784.

The spelling of 9979351 in words is "nine million, nine hundred seventy-nine thousand, three hundred fifty-one".