9979741 has 16 divisors (see below), whose sum is σ = 10834560. Its totient is φ = 9172800.

The previous prime is 9979727. The next prime is 9979759. The reversal of 9979741 is 1479799.

9979741 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 9979741 - 2¹⁵ = 9946973 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9979691 and 9979700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9979771) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66016 + ... + 66166.

It is an arithmetic number, because the mean of its divisors is an integer number (677160).

Almost surely, 2^9979741 is an apocalyptic number.

It is an amenable number.

9979741 is a deficient number, since it is larger than the sum of its proper divisors (854819).

9979741 is a wasteful number, since it uses less digits than its factorization.

9979741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276.

The product of its digits is 142884, while the sum is 46.

The square root of 9979741 is about 3159.0728070116. The cubic root of 9979741 is about 215.2978816691.

The spelling of 9979741 in words is "nine million, nine hundred seventy-nine thousand, seven hundred forty-one".