9912456 has 48 divisors (see below), whose sum is σ = 27846000. Its totient is φ = 3303504.

The previous prime is 9912421. The next prime is 9912481. The reversal of 9912456 is 6542199.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 9912456.

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, 606 + ... + 4493.

It is an arithmetic number, because the mean of its divisors is an integer number (580125).

Almost surely, 2^9912456 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 9912456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13923000).

9912456 is an abundant number, since it is smaller than the sum of its proper divisors (17933544).

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

9912456 is a wasteful number, since it uses less digits than its factorization.

9912456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5120 (or 5104 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 9912456 is about 3148.4053106295. The cubic root of 9912456 is about 214.8129326504.

The spelling of 9912456 in words is "nine million, nine hundred twelve thousand, four hundred fifty-six".