2205540052 has 12 divisors (see below), whose sum is σ = 3860059840. Its totient is φ = 1102665816.

The previous prime is 2205540037. The next prime is 2205540079. The reversal of 2205540052 is 2500455022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2205539999 and 2205540026.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40399 + ... + 77737.

Almost surely, 2^2205540052 is an apocalyptic number.

It is an amenable number.

2205540052 is a deficient number, since it is larger than the sum of its proper divisors (1654519788).

2205540052 is a wasteful number, since it uses less digits than its factorization.

2205540052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52110 (or 52108 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 25.

The square root of 2205540052 is about 46963.1776182149. The cubic root of 2205540052 is about 1301.6822505657.

Adding to 2205540052 its reverse (2500455022), we get a palindrome (4705995074).

The spelling of 2205540052 in words is "two billion, two hundred five million, five hundred forty thousand, fifty-two".