56248249 has 2 divisors, whose sum is σ = 56248250. Its totient is φ = 56248248.

The previous prime is 56248217. The next prime is 56248253. The reversal of 56248249 is 94284265.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39601849 + 16646400 = 6293^2 + 4080^2 .

It is a cyclic number.

It is not a de Polignac number, because 56248249 - 2⁵ = 56248217 is a prime.

It is not a weakly prime, because it can be changed into another prime (56245249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28124124 + 28124125.

It is an arithmetic number, because the mean of its divisors is an integer number (28124125).

Almost surely, 2^56248249 is an apocalyptic number.

It is an amenable number.

56248249 is a deficient number, since it is larger than the sum of its proper divisors (1).

56248249 is an equidigital number, since it uses as much as digits as its factorization.

56248249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 138240, while the sum is 40.

The square root of 56248249 is about 7499.8832657582. The cubic root of 56248249 is about 383.1507404287.

The spelling of 56248249 in words is "fifty-six million, two hundred forty-eight thousand, two hundred forty-nine".