1198170 has 24 divisors (see below), whose sum is σ = 3115476. Its totient is φ = 319488.

The previous prime is 1198157. The next prime is 1198187. The reversal of 1198170 is 718911.

It can be written as a sum of positive squares in 2 ways, for example, as 1172889 + 25281 = 1083^2 + 159^2 .

It is a super-2 number, since 2×1198170² = 2871222697800, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6567 + ... + 6746.

2^1198170 is an apocalyptic number.

1198170 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1198170 is an abundant number, since it is smaller than the sum of its proper divisors (1917306).

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

1198170 is a wasteful number, since it uses less digits than its factorization.

1198170 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13326 (or 13323 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 27.

The square root of 1198170 is about 1094.6095194178. The cubic root of 1198170 is about 106.2118109583.

The spelling of 1198170 in words is "one million, one hundred ninety-eight thousand, one hundred seventy".