11644998 has 8 divisors (see below), whose sum is σ = 23290008. Its totient is φ = 3881664.

The previous prime is 11644993. The next prime is 11644999. The reversal of 11644998 is 89944611.

It is a sphenic number, since it is the product of 3 distinct primes.

11644998 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11644991) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 970411 + ... + 970422.

It is an arithmetic number, because the mean of its divisors is an integer number (2911251).

Almost surely, 2^11644998 is an apocalyptic number.

11644998 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11644998 is a wasteful number, since it uses less digits than its factorization.

11644998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1940838.

The product of its digits is 62208, while the sum is 42.

The square root of 11644998 is about 3412.4768131080. The cubic root of 11644998 is about 226.6625686495.

The spelling of 11644998 in words is "eleven million, six hundred forty-four thousand, nine hundred ninety-eight".