11992998 has 16 divisors (see below), whose sum is σ = 24030576. Its totient is φ = 3990240.

The previous prime is 11992993. The next prime is 11993039. The reversal of 11992998 is 89929911.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11992993) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2388 + ... + 5448.

It is an arithmetic number, because the mean of its divisors is an integer number (1501911).

Almost surely, 2^11992998 is an apocalyptic number.

11992998 is an abundant number, since it is smaller than the sum of its proper divisors (12037578).

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

11992998 is a wasteful number, since it uses less digits than its factorization.

11992998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3719.

The product of its digits is 104976, while the sum is 48.

The square root of 11992998 is about 3463.0908160197. The cubic root of 11992998 is about 228.8983104629.

The spelling of 11992998 in words is "eleven million, nine hundred ninety-two thousand, nine hundred ninety-eight".