2421002206 has 16 divisors (see below), whose sum is σ = 4153184640. Its totient is φ = 1036848600.

The previous prime is 2421002189. The next prime is 2421002209. The reversal of 2421002206 is 6022001242.

It is a super-2 number, since 2×2421002206² = 11722503362913732872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421002209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39276 + ... + 79903.

It is an arithmetic number, because the mean of its divisors is an integer number (259574040).

Almost surely, 2^2421002206 is an apocalyptic number.

2421002206 is a deficient number, since it is larger than the sum of its proper divisors (1732182434).

2421002206 is a wasteful number, since it uses less digits than its factorization.

2421002206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120639.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 2421002206 is about 49203.6808175974. The cubic root of 2421002206 is about 1342.7599989320.

Adding to 2421002206 its reverse (6022001242), we get a palindrome (8443003448).

The spelling of 2421002206 in words is "two billion, four hundred twenty-one million, two thousand, two hundred six".