1199448 has 48 divisors (see below), whose sum is σ = 3374280. Its totient is φ = 399168.

The previous prime is 1199447. The next prime is 1199459. The reversal of 1199448 is 8449911.

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

It is a nude number because it is divisible by every one of its digits.

It is a d-powerful number, because it can be written as 1 + 1 + 9⁵ + 9⁵ + 4 + 4¹⁰ + 8⁵ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1199441) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1636 + ... + 2252.

2^1199448 is an apocalyptic number.

1199448 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1199448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1687140).

1199448 is an abundant number, since it is smaller than the sum of its proper divisors (2174832).

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

1199448 is an equidigital number, since it uses as much as digits as its factorization.

1199448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 638 (or 622 counting only the distinct ones).

The product of its digits is 10368, while the sum is 36.

The square root of 1199448 is about 1095.1931336527. The cubic root of 1199448 is about 106.2495603211.

The spelling of 1199448 in words is "one million, one hundred ninety-nine thousand, four hundred forty-eight".