2221004326 has 8 divisors (see below), whose sum is σ = 3394365264. Its totient is φ = 1089549240.

The previous prime is 2221004267. The next prime is 2221004333. The reversal of 2221004326 is 6234001222.

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

It is a super-2 number, since 2×2221004326² = 9865720432221428552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2221004297 and 2221004306.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 10476330 + ... + 10476541.

It is an arithmetic number, because the mean of its divisors is an integer number (424295658).

Almost surely, 2^2221004326 is an apocalyptic number.

2221004326 is a deficient number, since it is larger than the sum of its proper divisors (1173360938).

2221004326 is a wasteful number, since it uses less digits than its factorization.

2221004326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20952926.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 2221004326 is about 47127.5325685527. The cubic root of 2221004326 is about 1304.7174416997.

Adding to 2221004326 its reverse (6234001222), we get a palindrome (8455005548).

The spelling of 2221004326 in words is "two billion, two hundred twenty-one million, four thousand, three hundred twenty-six".