9272867028 has 12 divisors (see below), whose sum is σ = 21636689760. Its totient is φ = 3090955672.

The previous prime is 9272867011. The next prime is 9272867029. The reversal of 9272867028 is 8207682729.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9272867029) 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, 386369448 + ... + 386369471.

It is an arithmetic number, because the mean of its divisors is an integer number (1803057480).

Almost surely, 2^9272867028 is an apocalyptic number.

It is an amenable number.

9272867028 is an abundant number, since it is smaller than the sum of its proper divisors (12363822732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9272867028 is a wasteful number, since it uses less digits than its factorization.

9272867028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 772738926 (or 772738924 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 51.

The square root of 9272867028 is about 96295.7269456958. The cubic root of 9272867028 is about 2100.8965958284.

The spelling of 9272867028 in words is "nine billion, two hundred seventy-two million, eight hundred sixty-seven thousand, twenty-eight".