9939601 has 12 divisors (see below), whose sum is σ = 11674740. Its totient is φ = 8436960.

The previous prime is 9939583. The next prime is 9939613. The reversal of 9939601 is 1069399.

9939601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2371600 + 7568001 = 1540^2 + 2751^2 .

It is not a de Polignac number, because 9939601 - 2⁹ = 9939089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9939661) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4411 + ... + 6271.

It is an arithmetic number, because the mean of its divisors is an integer number (972895).

Almost surely, 2^9939601 is an apocalyptic number.

It is an amenable number.

9939601 is a deficient number, since it is larger than the sum of its proper divisors (1735139).

9939601 is a wasteful number, since it uses less digits than its factorization.

9939601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1984 (or 1977 counting only the distinct ones).

The product of its (nonzero) digits is 13122, while the sum is 37.

The square root of 9939601 is about 3152.7132758943. The cubic root of 9939601 is about 215.0088404513.

The spelling of 9939601 in words is "nine million, nine hundred thirty-nine thousand, six hundred one".