1198256 has 10 divisors (see below), whose sum is σ = 2321652. Its totient is φ = 599120.

The previous prime is 1198247. The next prime is 1198259. The reversal of 1198256 is 6528911.

It is not an unprimeable number, because it can be changed into a prime (1198259) 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 as a sum of consecutive naturals, namely, 37430 + ... + 37461.

2^1198256 is an apocalyptic number.

1198256 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1198256 is a deficient number, since it is larger than the sum of its proper divisors (1123396).

1198256 is an equidigital number, since it uses as much as digits as its factorization.

1198256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74899 (or 74893 counting only the distinct ones).

The product of its digits is 4320, while the sum is 32.

The square root of 1198256 is about 1094.6488021279. The cubic root of 1198256 is about 106.2143520549.

The spelling of 1198256 in words is "one million, one hundred ninety-eight thousand, two hundred fifty-six".