18482851 has 8 divisors (see below), whose sum is σ = 19160064. Its totient is φ = 17810760.

The previous prime is 18482843. The next prime is 18482857. The reversal of 18482851 is 15828481.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 18482851 - 2³ = 18482843 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 18482851.

It is not an unprimeable number, because it can be changed into a prime (18482857) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7020 + ... + 9286.

It is an arithmetic number, because the mean of its divisors is an integer number (2395008).

Almost surely, 2^18482851 is an apocalyptic number.

18482851 is a deficient number, since it is larger than the sum of its proper divisors (677213).

18482851 is a wasteful number, since it uses less digits than its factorization.

18482851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2561.

The product of its digits is 20480, while the sum is 37.

The square root of 18482851 is about 4299.1686405630. The cubic root of 18482851 is about 264.3968768585.

The spelling of 18482851 in words is "eighteen million, four hundred eighty-two thousand, eight hundred fifty-one".