55847299 has 2 divisors, whose sum is σ = 55847300. Its totient is φ = 55847298.

The previous prime is 55847293. The next prime is 55847339. The reversal of 55847299 is 99274855.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55847299 - 2¹³ = 55839107 is a prime.

It is not a weakly prime, because it can be changed into another prime (55847293) 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, 27923649 + 27923650.

It is an arithmetic number, because the mean of its divisors is an integer number (27923650).

Almost surely, 2^55847299 is an apocalyptic number.

55847299 is a deficient number, since it is larger than the sum of its proper divisors (1).

55847299 is an equidigital number, since it uses as much as digits as its factorization.

55847299 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 907200, while the sum is 49.

The square root of 55847299 is about 7473.1050440898. The cubic root of 55847299 is about 382.2381741578.

The spelling of 55847299 in words is "fifty-five million, eight hundred forty-seven thousand, two hundred ninety-nine".