9013213 has 16 divisors (see below), whose sum is σ = 10511424. Its totient is φ = 7637760.

The previous prime is 9013129. The next prime is 9013223. The reversal of 9013213 is 3123109.

It is not a de Polignac number, because 9013213 - 2¹³ = 9005021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9013223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29206 + ... + 29512.

It is an arithmetic number, because the mean of its divisors is an integer number (656964).

Almost surely, 2^9013213 is an apocalyptic number.

It is an amenable number.

9013213 is a deficient number, since it is larger than the sum of its proper divisors (1498211).

9013213 is a wasteful number, since it uses less digits than its factorization.

9013213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 492.

The product of its (nonzero) digits is 162, while the sum is 19.

The square root of 9013213 is about 3002.2013590031. The cubic root of 9013213 is about 208.1101256703.

It can be divided in two parts, 901 and 3213, that added together give a palindrome (4114).

The spelling of 9013213 in words is "nine million, thirteen thousand, two hundred thirteen".