1156448 has 24 divisors (see below), whose sum is σ = 2313360. Its totient is φ = 568960.

The previous prime is 1156429. The next prime is 1156451. The reversal of 1156448 is 8446511.

It is a self number, because there is not a number n which added to its sum of digits gives 1156448.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2018 + ... + 2526.

It is an arithmetic number, because the mean of its divisors is an integer number (96390).

2^1156448 is an apocalyptic number.

It is an amenable number.

1156448 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

1156448 is an equidigital number, since it uses as much as digits as its factorization.

1156448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590 (or 582 counting only the distinct ones).

The product of its digits is 3840, while the sum is 29.

The square root of 1156448 is about 1075.3827225690. The cubic root of 1156448 is about 104.9644021429.

The spelling of 1156448 in words is "one million, one hundred fifty-six thousand, four hundred forty-eight".