20182002 has 8 divisors (see below), whose sum is σ = 40364016. Its totient is φ = 6727332.

The previous prime is 20181989. The next prime is 20182013. The reversal of 20182002 is 20028102.

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

20182002 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1681828 + ... + 1681839.

It is an arithmetic number, because the mean of its divisors is an integer number (5045502).

Almost surely, 2^20182002 is an apocalyptic number.

20182002 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

20182002 is a wasteful number, since it uses less digits than its factorization.

20182002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3363672.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 20182002 is about 4492.4383134329. The cubic root of 20182002 is about 272.2626589815.

The spelling of 20182002 in words is "twenty million, one hundred eighty-two thousand, two".