9421072 has 20 divisors (see below), whose sum is σ = 18302400. Its totient is φ = 4697888.

The previous prime is 9421067. The next prime is 9421073. The reversal of 9421072 is 2701249.

It is not an unprimeable number, because it can be changed into a prime (9421073) 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, 9093 + ... + 10075.

It is an arithmetic number, because the mean of its divisors is an integer number (915120).

Almost surely, 2^9421072 is an apocalyptic number.

It is an amenable number.

9421072 is a deficient number, since it is larger than the sum of its proper divisors (8881328).

9421072 is a wasteful number, since it uses less digits than its factorization.

9421072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1590 (or 1584 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 9421072 is about 3069.3764839133. The cubic root of 9421072 is about 211.2030120859.

The spelling of 9421072 in words is "nine million, four hundred twenty-one thousand, seventy-two".