55573255 has 12 divisors (see below), whose sum is σ = 70843320. Its totient is φ = 41842304.

The previous prime is 55573253. The next prime is 55573279. The reversal of 55573255 is 55237555.

It is not a de Polignac number, because 55573255 - 2¹ = 55573253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55573253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17785 + ... + 20674.

It is an arithmetic number, because the mean of its divisors is an integer number (5903610).

Almost surely, 2^55573255 is an apocalyptic number.

55573255 is a deficient number, since it is larger than the sum of its proper divisors (15270065).

55573255 is a wasteful number, since it uses less digits than its factorization.

55573255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38498 (or 38481 counting only the distinct ones).

The product of its digits is 131250, while the sum is 37.

The square root of 55573255 is about 7454.7471452760. The cubic root of 55573255 is about 381.6119314942.

The spelling of 55573255 in words is "fifty-five million, five hundred seventy-three thousand, two hundred fifty-five".