11998200 has 48 divisors (see below), whose sum is σ = 37196280. Its totient is φ = 3199360.

The previous prime is 11998187. The next prime is 11998201. The reversal of 11998200 is 289911.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11998201) 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, 9399 + ... + 10598.

Almost surely, 2^11998200 is an apocalyptic number.

11998200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11998200 is an abundant number, since it is smaller than the sum of its proper divisors (25198080).

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

11998200 is a wasteful number, since it uses less digits than its factorization.

11998200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20016 (or 20007 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 30.

The square root of 11998200 is about 3463.8417977731. The cubic root of 11998200 is about 228.9314007958.

The spelling of 11998200 in words is "eleven million, nine hundred ninety-eight thousand, two hundred".