9997704 has 48 divisors (see below), whose sum is σ = 27256320. Its totient is φ = 3310560.

The previous prime is 9997703. The next prime is 9997711. The reversal of 9997704 is 4077999.

It is a self number, because there is not a number n which added to its sum of digits gives 9997704.

It is not an unprimeable number, because it can be changed into a prime (9997703) 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, 13389 + ... + 14115.

It is an arithmetic number, because the mean of its divisors is an integer number (567840).

Almost surely, 2^9997704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9997704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13628160).

9997704 is an abundant number, since it is smaller than the sum of its proper divisors (17258616).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9997704 is a wasteful number, since it uses less digits than its factorization.

9997704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 930 (or 923 counting only the distinct ones).

The product of its (nonzero) digits is 142884, while the sum is 45.

The square root of 9997704 is about 3161.9146098527. The cubic root of 9997704 is about 215.4269791343.

It can be divided in two parts, 9997 and 704, that added together give a palindrome (10701).

The spelling of 9997704 in words is "nine million, nine hundred ninety-seven thousand, seven hundred four".