55322473 has 2 divisors, whose sum is σ = 55322474. Its totient is φ = 55322472.

The previous prime is 55322453. The next prime is 55322483. The reversal of 55322473 is 37422355.

55322473 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 43191184 + 12131289 = 6572^2 + 3483^2 .

It is a cyclic number.

It is not a de Polignac number, because 55322473 - 2⁵ = 55322441 is a prime.

It is not a weakly prime, because it can be changed into another prime (55322453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27661236 + 27661237.

It is an arithmetic number, because the mean of its divisors is an integer number (27661237).

Almost surely, 2^55322473 is an apocalyptic number.

It is an amenable number.

55322473 is a deficient number, since it is larger than the sum of its proper divisors (1).

55322473 is an equidigital number, since it uses as much as digits as its factorization.

55322473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 25200, while the sum is 31.

The square root of 55322473 is about 7437.9078375575. The cubic root of 55322473 is about 381.0370403248.

The spelling of 55322473 in words is "fifty-five million, three hundred twenty-two thousand, four hundred seventy-three".