11928998 has 8 divisors (see below), whose sum is σ = 18835320. Its totient is φ = 5650560.

The previous prime is 11928997. The next prime is 11929007. The reversal of 11928998 is 89982911.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11928997) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156923 + ... + 156998.

It is an arithmetic number, because the mean of its divisors is an integer number (2354415).

Almost surely, 2^11928998 is an apocalyptic number.

11928998 is a deficient number, since it is larger than the sum of its proper divisors (6906322).

11928998 is a wasteful number, since it uses less digits than its factorization.

11928998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313942.

The product of its digits is 93312, while the sum is 47.

The square root of 11928998 is about 3453.8381548648. The cubic root of 11928998 is about 228.4904161191.

The spelling of 11928998 in words is "eleven million, nine hundred twenty-eight thousand, nine hundred ninety-eight".