4291221430 has 16 divisors (see below), whose sum is σ = 8178563520. Its totient is φ = 1615518592.

The previous prime is 4291221391. The next prime is 4291221433. The reversal of 4291221430 is 341221924.

It is a super-2 number, since 2×4291221430² = 36829162722582489800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4291221433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12621070 + ... + 12621409.

It is an arithmetic number, because the mean of its divisors is an integer number (511160220).

Almost surely, 2^4291221430 is an apocalyptic number.

4291221430 is a deficient number, since it is larger than the sum of its proper divisors (3887342090).

4291221430 is a wasteful number, since it uses less digits than its factorization.

4291221430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25242503.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 4291221430 is about 65507.4150764629. The cubic root of 4291221430 is about 1625.0259789141.

The spelling of 4291221430 in words is "four billion, two hundred ninety-one million, two hundred twenty-one thousand, four hundred thirty".