4272997073 has 6 divisors (see below), whose sum is σ = 4539135606. Its totient is φ = 4021644032.

The previous prime is 4272997037. The next prime is 4272997087. The reversal of 4272997073 is 3707992724.

It can be written as a sum of positive squares in 3 ways, for example, as 1412030929 + 2860966144 = 37577^2 + 53488^2 .

It is not a de Polignac number, because 4272997073 - 2⁶ = 4272997009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (4272997273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7392440 + ... + 7393017.

It is an arithmetic number, because the mean of its divisors is an integer number (756522601).

Almost surely, 2^4272997073 is an apocalyptic number.

It is an amenable number.

4272997073 is a deficient number, since it is larger than the sum of its proper divisors (266138533).

4272997073 is a wasteful number, since it uses less digits than its factorization.

4272997073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14785491 (or 14785474 counting only the distinct ones).

The product of its (nonzero) digits is 1333584, while the sum is 50.

The square root of 4272997073 is about 65368.1655930469. The cubic root of 4272997073 is about 1622.7222776456.

The spelling of 4272997073 in words is "four billion, two hundred seventy-two million, nine hundred ninety-seven thousand, seventy-three".