18006896 has 10 divisors (see below), whose sum is σ = 34888392. Its totient is φ = 9003440.

The previous prime is 18006887. The next prime is 18006899. The reversal of 18006896 is 69860081.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18006899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 562700 + ... + 562731.

Almost surely, 2^18006896 is an apocalyptic number.

18006896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

18006896 is a deficient number, since it is larger than the sum of its proper divisors (16881496).

18006896 is a wasteful number, since it uses less digits than its factorization.

18006896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1125439 (or 1125433 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 38.

The square root of 18006896 is about 4243.4533106893. The cubic root of 18006896 is about 262.1076029861.

The spelling of 18006896 in words is "eighteen million, six thousand, eight hundred ninety-six".