220009002 has 32 divisors (see below), whose sum is σ = 467985600. Its totient is φ = 68713728.

The previous prime is 220009001. The next prime is 220009033. The reversal of 220009002 is 200900022.

It is a super-2 number, since 2×220009002² = 96807921922072008, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (220009001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18649 + ... + 28067.

It is an arithmetic number, because the mean of its divisors is an integer number (14624550).

Almost surely, 2^220009002 is an apocalyptic number.

220009002 is an abundant number, since it is smaller than the sum of its proper divisors (247976598).

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

220009002 is a wasteful number, since it uses less digits than its factorization.

220009002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9670.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 220009002 is about 14832.7004284453. The cubic root of 220009002 is about 603.6893074114.

Adding to 220009002 its reverse (200900022), we get a palindrome (420909024).

The spelling of 220009002 in words is "two hundred twenty million, nine thousand, two".