9400448 has 24 divisors (see below), whose sum is σ = 18796815. Its totient is φ = 4682880.

The previous prime is 9400397. The next prime is 9400463. The reversal of 9400448 is 8440049.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 4700224 + 4700224 = 2168^2 + 2168^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=2168.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9400448.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 34553 + ... + 34823.

Almost surely, 2^9400448 is an apocalyptic number.

It is an amenable number.

9400448 is a deficient number, since it is larger than the sum of its proper divisors (9396367).

9400448 is an frugal number, since it uses more digits than its factorization.

9400448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 556 (or 273 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 9400448 is about 3066.0150032249. The cubic root of 9400448 is about 211.0487821742.

Multiplying 9400448 by its product of nonzero digits (4608), we get a square (43317264384 = 208128²).

The spelling of 9400448 in words is "nine million, four hundred thousand, four hundred forty-eight".