2197000002 has 16 divisors (see below), whose sum is σ = 4455888192. Its totient is φ = 722018640.

The previous prime is 2196999971. The next prime is 2197000031. The reversal of 2197000002 is 2000007912.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2578213 + ... + 2579064.

It is an arithmetic number, because the mean of its divisors is an integer number (278493012).

Almost surely, 2^2197000002 is an apocalyptic number.

2197000002 is an abundant number, since it is smaller than the sum of its proper divisors (2258888190).

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

2197000002 is a wasteful number, since it uses less digits than its factorization.

2197000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5157353.

The product of its (nonzero) digits is 252, while the sum is 21.

The square root of 2197000002 is about 46872.1666023665. The cubic root of 2197000002 is about 1300.0000003945. Note that the first 6 decimals are identical.

Adding to 2197000002 its reverse (2000007912), we get a palindrome (4197007914).

The spelling of 2197000002 in words is "two billion, one hundred ninety-seven million, two", and thus it is an aban number.