9272862840 has 64 divisors (see below), whose sum is σ = 29454982560. Its totient is φ = 2327306240.

The previous prime is 9272862811. The next prime is 9272862889. The reversal of 9272862840 is 482682729.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 9272862840.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2270721 + ... + 2274800.

Almost surely, 2^9272862840 is an apocalyptic number.

It is an amenable number.

9272862840 is an abundant number, since it is smaller than the sum of its proper divisors (20182119720).

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

9272862840 is a wasteful number, since it uses less digits than its factorization.

9272862840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4545552 (or 4545548 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 48.

The square root of 9272862840 is about 96295.7052001801. The cubic root of 9272862840 is about 2100.8962795452.

The spelling of 9272862840 in words is "nine billion, two hundred seventy-two million, eight hundred sixty-two thousand, eight hundred forty".