9272040 has 32 divisors (see below), whose sum is σ = 27816480. Its totient is φ = 2472512.

The previous prime is 9272033. The next prime is 9272041. The reversal of 9272040 is 402729.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 9272040.

It is not an unprimeable number, because it can be changed into a prime (9272041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38514 + ... + 38753.

It is an arithmetic number, because the mean of its divisors is an integer number (869265).

Almost surely, 2^9272040 is an apocalyptic number.

It is an amenable number.

9272040 is an abundant number, since it is smaller than the sum of its proper divisors (18544440).

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

9272040 is a wasteful number, since it uses less digits than its factorization.

9272040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77281 (or 77277 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 24.

The square root of 9272040 is about 3045.0024630532. The cubic root of 9272040 is about 210.0834135751.

Adding to 9272040 its reverse (402729), we get a palindrome (9674769).

The spelling of 9272040 in words is "nine million, two hundred seventy-two thousand, forty".