1198146 has 16 divisors (see below), whose sum is σ = 2407104. Its totient is φ = 397584.

The previous prime is 1198133. The next prime is 1198151. The reversal of 1198146 is 6418911.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2131 + ... + 2633.

It is an arithmetic number, because the mean of its divisors is an integer number (150444).

2^1198146 is an apocalyptic number.

1198146 is an abundant number, since it is smaller than the sum of its proper divisors (1208958).

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

1198146 is a wasteful number, since it uses less digits than its factorization.

1198146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 905.

The product of its digits is 1728, while the sum is 30.

The square root of 1198146 is about 1094.5985565494. The cubic root of 1198146 is about 106.2111017934.

The spelling of 1198146 in words is "one million, one hundred ninety-eight thousand, one hundred forty-six".