9996438 has 24 divisors (see below), whose sum is σ = 20564712. Its totient is φ = 3239424.

The previous prime is 9996419. The next prime is 9996457. The reversal of 9996438 is 8346999.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (9996419) and next prime (9996457).

Its product of digits (419904) is a multiple of the sum of its prime factors (1296).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7606 + ... + 8822.

It is an arithmetic number, because the mean of its divisors is an integer number (856863).

Almost surely, 2^9996438 is an apocalyptic number.

9996438 is an abundant number, since it is smaller than the sum of its proper divisors (10568274).

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

9996438 is a wasteful number, since it uses less digits than its factorization.

9996438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1296 (or 1259 counting only the distinct ones).

The product of its digits is 419904, while the sum is 48.

The square root of 9996438 is about 3161.7144083551. The cubic root of 9996438 is about 215.4178856441.

The spelling of 9996438 in words is "nine million, nine hundred ninety-six thousand, four hundred thirty-eight".