988213 has 2 divisors, whose sum is σ = 988214. Its totient is φ = 988212.

The previous prime is 988199. The next prime is 988217. The reversal of 988213 is 312889.

988213 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., 528529 + 459684 = 727^2 + 678^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-988213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (988217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 494106 + 494107.

It is an arithmetic number, because the mean of its divisors is an integer number (494107).

2⁹⁸⁸²¹³ is an apocalyptic number.

It is an amenable number.

988213 is a deficient number, since it is larger than the sum of its proper divisors (1).

988213 is an equidigital number, since it uses as much as digits as its factorization.

988213 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3456, while the sum is 31.

The square root of 988213 is about 994.0890302181. The cubic root of 988213 is about 99.6055461071.

The spelling of 988213 in words is "nine hundred eighty-eight thousand, two hundred thirteen".