18882396 has 60 divisors (see below), whose sum is σ = 53171272. Its totient is φ = 5808672.

The previous prime is 18882389. The next prime is 18882401. The reversal of 18882396 is 69328881.

18882396 is a `hidden beast` number, since 188 + 82 + 396 = 666.

It is a congruent number.

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 19 ways as a sum of consecutive naturals, for example, 1971 + ... + 6453.

Almost surely, 2^18882396 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 18882396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26585636).

18882396 is an abundant number, since it is smaller than the sum of its proper divisors (34288876).

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

18882396 is a wasteful number, since it uses less digits than its factorization.

18882396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4512 (or 4501 counting only the distinct ones).

The product of its digits is 165888, while the sum is 45.

The square root of 18882396 is about 4345.3878998313. The cubic root of 18882396 is about 266.2884729169.

The spelling of 18882396 in words is "eighteen million, eight hundred eighty-two thousand, three hundred ninety-six".