9016231 has 4 divisors (see below), whose sum is σ = 10304272. Its totient is φ = 7728192.

The previous prime is 9016223. The next prime is 9016237. The reversal of 9016231 is 1326109.

9016231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9016231 - 2³ = 9016223 is a prime.

It is a super-2 number, since 2×9016231² = 162584842890722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9016237) 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, 644010 + ... + 644023.

It is an arithmetic number, because the mean of its divisors is an integer number (2576068).

Almost surely, 2^9016231 is an apocalyptic number.

9016231 is a deficient number, since it is larger than the sum of its proper divisors (1288041).

9016231 is a wasteful number, since it uses less digits than its factorization.

9016231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1288040.

The product of its (nonzero) digits is 324, while the sum is 22.

The square root of 9016231 is about 3002.7039481108. The cubic root of 9016231 is about 208.1333510644.

The spelling of 9016231 in words is "nine million, sixteen thousand, two hundred thirty-one".