11898418 has 16 divisors (see below), whose sum is σ = 20445120. Its totient is φ = 5087376.

The previous prime is 11898373. The next prime is 11898431. The reversal of 11898418 is 81489811.

11898418 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7980 + ... + 9352.

It is an arithmetic number, because the mean of its divisors is an integer number (1277820).

Almost surely, 2^11898418 is an apocalyptic number.

11898418 is a deficient number, since it is larger than the sum of its proper divisors (8546702).

11898418 is a wasteful number, since it uses less digits than its factorization.

11898418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2001.

The product of its digits is 18432, while the sum is 40.

The square root of 11898418 is about 3449.4083550661. The cubic root of 11898418 is about 228.2950038964.

The spelling of 11898418 in words is "eleven million, eight hundred ninety-eight thousand, four hundred eighteen".