8858249 has 2 divisors, whose sum is σ = 8858250. Its totient is φ = 8858248.

The previous prime is 8858233. The next prime is 8858257. The reversal of 8858249 is 9428588.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5968249 + 2890000 = 2443^2 + 1700^2 .

It is a cyclic number.

It is not a de Polignac number, because 8858249 - 2⁴ = 8858233 is a prime.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (8858299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4429124 + 4429125.

It is an arithmetic number, because the mean of its divisors is an integer number (4429125).

Almost surely, 2^8858249 is an apocalyptic number.

It is an amenable number.

8858249 is a deficient number, since it is larger than the sum of its proper divisors (1).

8858249 is an equidigital number, since it uses as much as digits as its factorization.

8858249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 184320, while the sum is 44.

The square root of 8858249 is about 2976.2810687165. The cubic root of 8858249 is about 206.9105465824.

The spelling of 8858249 in words is "eight million, eight hundred fifty-eight thousand, two hundred forty-nine".