9216073 has 4 divisors (see below), whose sum is σ = 9237888. Its totient is φ = 9194260.

The previous prime is 9216049. The next prime is 9216101. The reversal of 9216073 is 3706129.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9216073 - 2¹⁷ = 9085001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9216373) 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, 10261 + ... + 11122.

It is an arithmetic number, because the mean of its divisors is an integer number (2309472).

Almost surely, 2^9216073 is an apocalyptic number.

It is an amenable number.

9216073 is a deficient number, since it is larger than the sum of its proper divisors (21815).

9216073 is a wasteful number, since it uses less digits than its factorization.

9216073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21814.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 9216073 is about 3035.7985769810. The cubic root of 9216073 is about 209.6598651062.

The spelling of 9216073 in words is "nine million, two hundred sixteen thousand, seventy-three".