9964039 has 8 divisors (see below), whose sum is σ = 10201088. Its totient is φ = 9729720.

The previous prime is 9964021. The next prime is 9964049. The reversal of 9964039 is 9304699.

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 9964039 - 2⁵ = 9964007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9963992 and 9964010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9964049) 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, 7924 + ... + 9094.

It is an arithmetic number, because the mean of its divisors is an integer number (1275136).

Almost surely, 2^9964039 is an apocalyptic number.

9964039 is a deficient number, since it is larger than the sum of its proper divisors (237049).

9964039 is a wasteful number, since it uses less digits than its factorization.

9964039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1365.

The product of its (nonzero) digits is 52488, while the sum is 40.

The square root of 9964039 is about 3156.5866058133. The cubic root of 9964039 is about 215.1849067302.

The spelling of 9964039 in words is "nine million, nine hundred sixty-four thousand, thirty-nine".