11198664 has 24 divisors (see below), whose sum is σ = 30329910. Its totient is φ = 3732864.

The previous prime is 11198599. The next prime is 11198687. The reversal of 11198664 is 46689111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 8820900 + 2377764 = 2970^2 + 1542^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 77697 + ... + 77840.

Almost surely, 2^11198664 is an apocalyptic number.

It is an amenable number.

11198664 is an abundant number, since it is smaller than the sum of its proper divisors (19131246).

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

11198664 is a wasteful number, since it uses less digits than its factorization.

11198664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155549 (or 155542 counting only the distinct ones).

The product of its digits is 10368, while the sum is 36.

The square root of 11198664 is about 3346.4404970057. The cubic root of 11198664 is about 223.7288918219.

The spelling of 11198664 in words is "eleven million, one hundred ninety-eight thousand, six hundred sixty-four".