55885339 has 2 divisors, whose sum is σ = 55885340. Its totient is φ = 55885338.

The previous prime is 55885321. The next prime is 55885363. The reversal of 55885339 is 93358855.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55885339 - 2¹¹ = 55883291 is a prime.

It is a super-2 number, since 2×55885339² = 6246342230289842, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (55885399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27942669 + 27942670.

It is an arithmetic number, because the mean of its divisors is an integer number (27942670).

Almost surely, 2^55885339 is an apocalyptic number.

55885339 is a deficient number, since it is larger than the sum of its proper divisors (1).

55885339 is an equidigital number, since it uses as much as digits as its factorization.

55885339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 648000, while the sum is 46.

The square root of 55885339 is about 7475.6497376482. The cubic root of 55885339 is about 382.3249407536.

The spelling of 55885339 in words is "fifty-five million, eight hundred eighty-five thousand, three hundred thirty-nine".