11998372 has 12 divisors (see below), whose sum is σ = 21024640. Its totient is φ = 5991336.

The previous prime is 11998369. The next prime is 11998381. The reversal of 11998372 is 27389911.

It is a hoax number, since the sum of its digits (40) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

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, 2713 + ... + 5599.

Almost surely, 2^11998372 is an apocalyptic number.

It is an amenable number.

11998372 is a deficient number, since it is larger than the sum of its proper divisors (9026268).

11998372 is a wasteful number, since it uses less digits than its factorization.

11998372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3930 (or 3928 counting only the distinct ones).

The product of its digits is 27216, while the sum is 40.

The square root of 11998372 is about 3463.8666256079. The cubic root of 11998372 is about 228.9324947381.

The spelling of 11998372 in words is "eleven million, nine hundred ninety-eight thousand, three hundred seventy-two".