2205400524 has 24 divisors (see below), whose sum is σ = 5146976688. Its totient is φ = 734984640.

The previous prime is 2205400523. The next prime is 2205400541. The reversal of 2205400524 is 4250045022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2205400494 and 2205400503.

It is not an unprimeable number, because it can be changed into a prime (2205400523) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54654 + ... + 86010.

It is an arithmetic number, because the mean of its divisors is an integer number (214457362).

Almost surely, 2^2205400524 is an apocalyptic number.

It is an amenable number.

2205400524 is an abundant number, since it is smaller than the sum of its proper divisors (2941576164).

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

2205400524 is a wasteful number, since it uses less digits than its factorization.

2205400524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37225 (or 37223 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 2205400524 is about 46961.6920904688. The cubic root of 2205400524 is about 1301.6548007580.

Adding to 2205400524 its reverse (4250045022), we get a palindrome (6455445546).

The spelling of 2205400524 in words is "two billion, two hundred five million, four hundred thousand, five hundred twenty-four".