545222552 has 16 divisors (see below), whose sum is σ = 1168334160. Its totient is φ = 233666784.

The previous prime is 545222549. The next prime is 545222593. The reversal of 545222552 is 255222545.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 4868003 + ... + 4868114.

It is an arithmetic number, because the mean of its divisors is an integer number (73020885).

Almost surely, 2^545222552 is an apocalyptic number.

It is an amenable number.

545222552 is an abundant number, since it is smaller than the sum of its proper divisors (623111608).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545222552 is a wasteful number, since it uses less digits than its factorization.

545222552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9736130 (or 9736126 counting only the distinct ones).

The product of its digits is 40000, while the sum is 32.

The square root of 545222552 is about 23350.0011134903. The cubic root of 545222552 is about 816.9420868257.

The spelling of 545222552 in words is "five hundred forty-five million, two hundred twenty-two thousand, five hundred fifty-two".