4260072073 has 4 divisors (see below), whose sum is σ = 4406971140. Its totient is φ = 4113173008.

The previous prime is 4260072017. The next prime is 4260072083. The reversal of 4260072073 is 3702700624.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3312232704 + 947839369 = 57552^2 + 30787^2 .

It is not a de Polignac number, because 4260072073 - 2⁹ = 4260071561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4260072013) 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 3 ways as a sum of consecutive naturals, for example, 73449490 + ... + 73449547.

It is an arithmetic number, because the mean of its divisors is an integer number (1101742785).

Almost surely, 2^4260072073 is an apocalyptic number.

It is an amenable number.

4260072073 is a deficient number, since it is larger than the sum of its proper divisors (146899067).

4260072073 is a wasteful number, since it uses less digits than its factorization.

4260072073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146899066.

The product of its (nonzero) digits is 14112, while the sum is 31.

The square root of 4260072073 is about 65269.2276114863. The cubic root of 4260072073 is about 1621.0844835463.

Adding to 4260072073 its reverse (3702700624), we get a palindrome (7962772697).

The spelling of 4260072073 in words is "four billion, two hundred sixty million, seventy-two thousand, seventy-three".