4272626121 has 32 divisors (see below), whose sum is σ = 6070272000. Its totient is φ = 2665519488.

The previous prime is 4272626053. The next prime is 4272626147. The reversal of 4272626121 is 1216262724.

It is not a de Polignac number, because 4272626121 - 2⁷ = 4272625993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4272626191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3339960 + ... + 3341238.

It is an arithmetic number, because the mean of its divisors is an integer number (189696000).

Almost surely, 2^4272626121 is an apocalyptic number.

It is an amenable number.

4272626121 is a deficient number, since it is larger than the sum of its proper divisors (1797645879).

4272626121 is a wasteful number, since it uses less digits than its factorization.

4272626121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1973.

The product of its digits is 16128, while the sum is 33.

The square root of 4272626121 is about 65365.3281258497. The cubic root of 4272626121 is about 1622.6753184517.

Adding to 4272626121 its reverse (1216262724), we get a palindrome (5488888845).

The spelling of 4272626121 in words is "four billion, two hundred seventy-two million, six hundred twenty-six thousand, one hundred twenty-one".