9229072 has 40 divisors (see below), whose sum is σ = 19284480. Its totient is φ = 4266240.

The previous prime is 9229069. The next prime is 9229091. The reversal of 9229072 is 2709229.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11004 + ... + 11812.

It is an arithmetic number, because the mean of its divisors is an integer number (482112).

Almost surely, 2^9229072 is an apocalyptic number.

9229072 is a gapful number since it is divisible by the number (92) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9229072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9642240).

9229072 is an abundant number, since it is smaller than the sum of its proper divisors (10055408).

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

9229072 is a wasteful number, since it uses less digits than its factorization.

9229072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871 (or 865 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 9229072 is about 3037.9387748933. The cubic root of 9229072 is about 209.7583918228.

The spelling of 9229072 in words is "nine million, two hundred twenty-nine thousand, seventy-two".