1056448 has 28 divisors (see below), whose sum is σ = 2221992. Its totient is φ = 496640.

The previous prime is 1056443. The next prime is 1056463. The reversal of 1056448 is 8446501.

It is a super-2 number, since 2×1056448² = 2232164753408, which contains 22 as substring.

It is a zygodrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (1056443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 603 + ... + 1573.

2^1056448 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 1056448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1110996).

1056448 is an abundant number, since it is smaller than the sum of its proper divisors (1165544).

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

1056448 is an equidigital number, since it uses as much as digits as its factorization.

1056448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000 (or 990 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 1056448 is about 1027.8365628834. The cubic root of 1056448 is about 101.8472659647.

The spelling of 1056448 in words is "one million, fifty-six thousand, four hundred forty-eight".