55324849 has 2 divisors, whose sum is σ = 55324850. Its totient is φ = 55324848.

The previous prime is 55324813. The next prime is 55324859. The reversal of 55324849 is 94842355.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 40640625 + 14684224 = 6375^2 + 3832^2 .

It is a cyclic number.

It is not a de Polignac number, because 55324849 - 2²⁵ = 21770417 is a prime.

It is not a weakly prime, because it can be changed into another prime (55324859) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27662424 + 27662425.

It is an arithmetic number, because the mean of its divisors is an integer number (27662425).

Almost surely, 2^55324849 is an apocalyptic number.

It is an amenable number.

55324849 is a deficient number, since it is larger than the sum of its proper divisors (1).

55324849 is an equidigital number, since it uses as much as digits as its factorization.

55324849 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 172800, while the sum is 40.

The square root of 55324849 is about 7438.0675581767. The cubic root of 55324849 is about 381.0424951969.

The spelling of 55324849 in words is "fifty-five million, three hundred twenty-four thousand, eight hundred forty-nine".