2203530524 has 12 divisors (see below), whose sum is σ = 4152807624. Its totient is φ = 1017014064.

The previous prime is 2203530451. The next prime is 2203530533. The reversal of 2203530524 is 4250353022.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 2203530493 and 2203530502.

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, 21187742 + ... + 21187845.

It is an arithmetic number, because the mean of its divisors is an integer number (346067302).

Almost surely, 2^2203530524 is an apocalyptic number.

It is an amenable number.

2203530524 is a deficient number, since it is larger than the sum of its proper divisors (1949277100).

2203530524 is a wasteful number, since it uses less digits than its factorization.

2203530524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42375604 (or 42375602 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 26.

The square root of 2203530524 is about 46941.7780234196. The cubic root of 2203530524 is about 1301.2867976452.

Adding to 2203530524 its reverse (4250353022), we get a palindrome (6453883546).

The spelling of 2203530524 in words is "two billion, two hundred three million, five hundred thirty thousand, five hundred twenty-four".