4121272 has 16 divisors (see below), whose sum is σ = 7826400. Its totient is φ = 2034240.

The previous prime is 4121269. The next prime is 4121291. The reversal of 4121272 is 2721214.

It is a happy number.

It is an alternating number because its digits alternate between even and odd.

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, 2629 + ... + 3892.

It is an arithmetic number, because the mean of its divisors is an integer number (489150).

Almost surely, 2^4121272 is an apocalyptic number.

It is an amenable number.

4121272 is a deficient number, since it is larger than the sum of its proper divisors (3705128).

4121272 is a wasteful number, since it uses less digits than its factorization.

4121272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6606 (or 6602 counting only the distinct ones).

The product of its digits is 224, while the sum is 19.

The square root of 4121272 is about 2030.0916235481. The cubic root of 4121272 is about 160.3283880470.

Adding to 4121272 its reverse (2721214), we get a palindrome (6842486).

The spelling of 4121272 in words is "four million, one hundred twenty-one thousand, two hundred seventy-two".