545352222 has 16 divisors (see below), whose sum is σ = 1109191680. Its totient is φ = 178702872.

The previous prime is 545352211. The next prime is 545352229. The reversal of 545352222 is 222253545.

It is a self number, because there is not a number n which added to its sum of digits gives 545352222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545352229) 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 in 7 ways as a sum of consecutive naturals, for example, 769918 + ... + 770625.

It is an arithmetic number, because the mean of its divisors is an integer number (69324480).

Almost surely, 2^545352222 is an apocalyptic number.

545352222 is an abundant number, since it is smaller than the sum of its proper divisors (563839458).

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

545352222 is a wasteful number, since it uses less digits than its factorization.

545352222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1540607.

The product of its digits is 24000, while the sum is 30.

The square root of 545352222 is about 23352.7776078136. Note that the first 3 decimals coincide. The cubic root of 545352222 is about 817.0068459980.

It can be divided in two parts, 5453 and 52222, that added together give a palindrome (57675).

The spelling of 545352222 in words is "five hundred forty-five million, three hundred fifty-two thousand, two hundred twenty-two".