55492873 has 2 divisors, whose sum is σ = 55492874. Its totient is φ = 55492872.

The previous prime is 55492867. The next prime is 55492889. The reversal of 55492873 is 37829455.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37785609 + 17707264 = 6147^2 + 4208^2 .

It is a cyclic number.

It is not a de Polignac number, because 55492873 - 2⁹ = 55492361 is a prime.

It is not a weakly prime, because it can be changed into another prime (55492823) 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, 27746436 + 27746437.

It is an arithmetic number, because the mean of its divisors is an integer number (27746437).

Almost surely, 2^55492873 is an apocalyptic number.

It is an amenable number.

55492873 is a deficient number, since it is larger than the sum of its proper divisors (1).

55492873 is an equidigital number, since it uses as much as digits as its factorization.

55492873 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 302400, while the sum is 43.

The square root of 55492873 is about 7449.3538645979. The cubic root of 55492873 is about 381.4278529500.

It can be divided in two parts, 55492 and 873, that added together give a palindrome (56365).

The spelling of 55492873 in words is "fifty-five million, four hundred ninety-two thousand, eight hundred seventy-three".