5242249 has 2 divisors, whose sum is σ = 5242250. Its totient is φ = 5242248.

The previous prime is 5242241. The next prime is 5242291. The reversal of 5242249 is 9422425.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4326400 + 915849 = 2080^2 + 957^2 .

It is a cyclic number.

It is not a de Polignac number, because 5242249 - 2³ = 5242241 is a prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (5242241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2621124 + 2621125.

It is an arithmetic number, because the mean of its divisors is an integer number (2621125).

Almost surely, 2^5242249 is an apocalyptic number.

It is an amenable number.

5242249 is a deficient number, since it is larger than the sum of its proper divisors (1).

5242249 is an equidigital number, since it uses as much as digits as its factorization.

5242249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5760, while the sum is 28.

The square root of 5242249 is about 2289.5958158592. The cubic root of 5242249 is about 173.7157577915.

The spelling of 5242249 in words is "five million, two hundred forty-two thousand, two hundred forty-nine".