8899213 has 2 divisors, whose sum is σ = 8899214. Its totient is φ = 8899212.

The previous prime is 8899193. The next prime is 8899217. The reversal of 8899213 is 3129988.

8899213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8892324 + 6889 = 2982^2 + 83^2 .

It is a cyclic number.

It is not a de Polignac number, because 8899213 - 2⁵ = 8899181 is a prime.

8899213 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8899217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4449606 + 4449607.

It is an arithmetic number, because the mean of its divisors is an integer number (4449607).

Almost surely, 2^8899213 is an apocalyptic number.

It is an amenable number.

8899213 is a deficient number, since it is larger than the sum of its proper divisors (1).

8899213 is an equidigital number, since it uses as much as digits as its factorization.

8899213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 40.

The square root of 8899213 is about 2983.1548736195. The cubic root of 8899213 is about 207.2290012352.

The spelling of 8899213 in words is "eight million, eight hundred ninety-nine thousand, two hundred thirteen".