9280722 has 16 divisors (see below), whose sum is σ = 20248992. Its totient is φ = 2812320.

The previous prime is 9280717. The next prime is 9280729. The reversal of 9280722 is 2270829.

9280722 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×9280722² = 172263601682568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9280722.

It is not an unprimeable number, because it can be changed into a prime (9280729) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70243 + ... + 70374.

It is an arithmetic number, because the mean of its divisors is an integer number (1265562).

Almost surely, 2^9280722 is an apocalyptic number.

9280722 is an abundant number, since it is smaller than the sum of its proper divisors (10968270).

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

9280722 is a wasteful number, since it uses less digits than its factorization.

9280722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140633.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 9280722 is about 3046.4277440964. The cubic root of 9280722 is about 210.1489646010.

It can be divided in two parts, 92807 and 22, that added together give a palindrome (92829).

The spelling of 9280722 in words is "nine million, two hundred eighty thousand, seven hundred twenty-two".