4172331272 has 8 divisors (see below), whose sum is σ = 7823121150. Its totient is φ = 2086165632.

The previous prime is 4172331263. The next prime is 4172331287. The reversal of 4172331272 is 2721332714.

It can be written as a sum of positive squares in only one way, i.e., 3979843396 + 192487876 = 63086^2 + 13874^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 260770697 + ... + 260770712.

Almost surely, 2^4172331272 is an apocalyptic number.

It is an amenable number.

4172331272 is a deficient number, since it is larger than the sum of its proper divisors (3650789878).

4172331272 is a wasteful number, since it uses less digits than its factorization.

4172331272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521541415 (or 521541411 counting only the distinct ones).

The product of its digits is 14112, while the sum is 32.

The square root of 4172331272 is about 64593.5853781163. The cubic root of 4172331272 is about 1609.8778596436.

Adding to 4172331272 its reverse (2721332714), we get a palindrome (6893663986).

The spelling of 4172331272 in words is "four billion, one hundred seventy-two million, three hundred thirty-one thousand, two hundred seventy-two".