2205545532 has 24 divisors (see below), whose sum is σ = 5370024576. Its totient is φ = 703217328.

The previous prime is 2205545527. The next prime is 2205545539. The reversal of 2205545532 is 2355455022.

It is a junction number, because it is equal to n+sod(n) for n = 2205545493 and 2205545502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2205545539) 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 7 ways as a sum of consecutive naturals, for example, 3995278 + ... + 3995829.

It is an arithmetic number, because the mean of its divisors is an integer number (223751024).

Almost surely, 2^2205545532 is an apocalyptic number.

It is an amenable number.

2205545532 is an abundant number, since it is smaller than the sum of its proper divisors (3164479044).

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

2205545532 is a wasteful number, since it uses less digits than its factorization.

2205545532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7991137 (or 7991135 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 33.

The square root of 2205545532 is about 46963.2359617606. The cubic root of 2205545532 is about 1301.6833286407.

The spelling of 2205545532 in words is "two billion, two hundred five million, five hundred forty-five thousand, five hundred thirty-two".