11998598 has 8 divisors (see below), whose sum is σ = 18176400. Its totient is φ = 5939800.

The previous prime is 11998589. The next prime is 11998601. The reversal of 11998598 is 89589911.

11998598 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29498 + ... + 29901.

It is an arithmetic number, because the mean of its divisors is an integer number (2272050).

Almost surely, 2^11998598 is an apocalyptic number.

11998598 is a deficient number, since it is larger than the sum of its proper divisors (6177802).

11998598 is a wasteful number, since it uses less digits than its factorization.

11998598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59502.

The product of its digits is 233280, while the sum is 50.

The square root of 11998598 is about 3463.8992479574. The cubic root of 11998598 is about 228.9339321114.

The spelling of 11998598 in words is "eleven million, nine hundred ninety-eight thousand, five hundred ninety-eight".