9926404 has 6 divisors (see below), whose sum is σ = 17371214. Its totient is φ = 4963200.

The previous prime is 9926401. The next prime is 9926443. The reversal of 9926404 is 4046299.

9926404 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 only one way, i.e., 6240004 + 3686400 = 2498^2 + 1920^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 9926404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9926401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1240797 + ... + 1240804.

Almost surely, 2^9926404 is an apocalyptic number.

It is an amenable number.

9926404 is a deficient number, since it is larger than the sum of its proper divisors (7444810).

9926404 is a wasteful number, since it uses less digits than its factorization.

9926404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2481605 (or 2481603 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 34.

The square root of 9926404 is about 3150.6196215983. The cubic root of 9926404 is about 214.9136411778.

It can be divided in two parts, 9926 and 404, that multiplied together give a palindrome (4010104).

The spelling of 9926404 in words is "nine million, nine hundred twenty-six thousand, four hundred four".