7272431167 has 4 divisors (see below), whose sum is σ = 7273664920. Its totient is φ = 7271197416.

The previous prime is 7272431137. The next prime is 7272431171. The reversal of 7272431167 is 7611342727.

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

It is a cyclic number.

It is not a de Polignac number, because 7272431167 - 2¹¹ = 7272429119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7272431107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 607992 + ... + 619837.

It is an arithmetic number, because the mean of its divisors is an integer number (1818416230).

Almost surely, 2^7272431167 is an apocalyptic number.

7272431167 is a deficient number, since it is larger than the sum of its proper divisors (1233753).

7272431167 is a wasteful number, since it uses less digits than its factorization.

7272431167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1233752.

The product of its digits is 98784, while the sum is 40.

The square root of 7272431167 is about 85278.5504508607. The cubic root of 7272431167 is about 1937.4323177023.

The spelling of 7272431167 in words is "seven billion, two hundred seventy-two million, four hundred thirty-one thousand, one hundred sixty-seven".