4208249 has 2 divisors, whose sum is σ = 4208250. Its totient is φ = 4208248.

The previous prime is 4208227. The next prime is 4208257. The reversal of 4208249 is 9428024.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3385600 + 822649 = 1840^2 + 907^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4208249 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (4208209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2104124 + 2104125.

It is an arithmetic number, because the mean of its divisors is an integer number (2104125).

Almost surely, 2^4208249 is an apocalyptic number.

It is an amenable number.

4208249 is a deficient number, since it is larger than the sum of its proper divisors (1).

4208249 is an equidigital number, since it uses as much as digits as its factorization.

4208249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 4208249 is about 2051.4017159006. The cubic root of 4208249 is about 161.4484238811.

The spelling of 4208249 in words is "four million, two hundred eight thousand, two hundred forty-nine".