220040002 has 32 divisors (see below), whose sum is σ = 407860992. Its totient is φ = 86698944.

The previous prime is 220039979. The next prime is 220040021. The reversal of 220040002 is 200040022.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45568 + ... + 50164.

It is an arithmetic number, because the mean of its divisors is an integer number (12745656).

Almost surely, 2^220040002 is an apocalyptic number.

220040002 is a deficient number, since it is larger than the sum of its proper divisors (187820990).

220040002 is a wasteful number, since it uses less digits than its factorization.

220040002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4882.

The product of its (nonzero) digits is 32, while the sum is 10.

The square root of 220040002 is about 14833.7453800448. The cubic root of 220040002 is about 603.7176600235.

Adding to 220040002 its reverse (200040022), we get a palindrome (420080024).

The spelling of 220040002 in words is "two hundred twenty million, forty thousand, two".