11195898 has 32 divisors (see below), whose sum is σ = 26419200. Its totient is φ = 3095280.

The previous prime is 11195897. The next prime is 11195903. The reversal of 11195898 is 89859111.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11195893) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2998 + ... + 5601.

It is an arithmetic number, because the mean of its divisors is an integer number (825600).

Almost surely, 2^11195898 is an apocalyptic number.

11195898 is an abundant number, since it is smaller than the sum of its proper divisors (15223302).

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

11195898 is a wasteful number, since it uses less digits than its factorization.

11195898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8642.

The product of its digits is 25920, while the sum is 42.

The square root of 11195898 is about 3346.0271965422. The cubic root of 11195898 is about 223.7104704259.

The spelling of 11195898 in words is "eleven million, one hundred ninety-five thousand, eight hundred ninety-eight".