55532249 has 2 divisors, whose sum is σ = 55532250. Its totient is φ = 55532248.

The previous prime is 55532237. The next prime is 55532261. The reversal of 55532249 is 94223555.

It is a balanced prime because it is at equal distance from previous prime (55532237) and next prime (55532261).

It can be written as a sum of positive squares in only one way, i.e., 29593600 + 25938649 = 5440^2 + 5093^2 .

It is a cyclic number.

It is not a de Polignac number, because 55532249 - 2⁴ = 55532233 is a prime.

It is not a weakly prime, because it can be changed into another prime (55532219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27766124 + 27766125.

It is an arithmetic number, because the mean of its divisors is an integer number (27766125).

Almost surely, 2^55532249 is an apocalyptic number.

It is an amenable number.

55532249 is a deficient number, since it is larger than the sum of its proper divisors (1).

55532249 is an equidigital number, since it uses as much as digits as its factorization.

55532249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 54000, while the sum is 35.

The square root of 55532249 is about 7451.9963097146. The cubic root of 55532249 is about 381.5180480289.

The spelling of 55532249 in words is "fifty-five million, five hundred thirty-two thousand, two hundred forty-nine".