18893196 has 96 divisors (see below), whose sum is σ = 56967680. Its totient is φ = 5303232.

The previous prime is 18893191. The next prime is 18893209. The reversal of 18893196 is 69139881.

It is not an unprimeable number, because it can be changed into a prime (18893191) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50466 + ... + 50838.

Almost surely, 2^18893196 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 18893196, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28483840).

18893196 is an abundant number, since it is smaller than the sum of its proper divisors (38074484).

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

18893196 is a wasteful number, since it uses less digits than its factorization.

18893196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 460 (or 452 counting only the distinct ones).

The product of its digits is 93312, while the sum is 45.

The square root of 18893196 is about 4346.6304190718. The cubic root of 18893196 is about 266.3392321422.

The spelling of 18893196 in words is "eighteen million, eight hundred ninety-three thousand, one hundred ninety-six".