9896739 has 16 divisors (see below), whose sum is σ = 14496000. Its totient is φ = 5978016.

The previous prime is 9896717. The next prime is 9896741. The reversal of 9896739 is 9376989.

It is not a de Polignac number, because 9896739 - 2⁷ = 9896611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9896691 and 9896700.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9896749) 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, 2464 + ... + 5085.

It is an arithmetic number, because the mean of its divisors is an integer number (906000).

Almost surely, 2^9896739 is an apocalyptic number.

9896739 is a deficient number, since it is larger than the sum of its proper divisors (4599261).

9896739 is a wasteful number, since it uses less digits than its factorization.

9896739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7594.

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

The square root of 9896739 is about 3145.9082949126. The cubic root of 9896739 is about 214.6993381703.

The spelling of 9896739 in words is "nine million, eight hundred ninety-six thousand, seven hundred thirty-nine".