2520445436 has 12 divisors (see below), whose sum is σ = 4417601328. Its totient is φ = 1258273632.

The previous prime is 2520445423. The next prime is 2520445441. The reversal of 2520445436 is 6345440252.

It is a junction number, because it is equal to n+sod(n) for n = 2520445396 and 2520445405.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 484361 + ... + 489536.

It is an arithmetic number, because the mean of its divisors is an integer number (368133444).

Almost surely, 2^2520445436 is an apocalyptic number.

It is an amenable number.

2520445436 is a deficient number, since it is larger than the sum of its proper divisors (1897155892).

2520445436 is a wasteful number, since it uses less digits than its factorization.

2520445436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 974548 (or 974546 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

The square root of 2520445436 is about 50204.0380447629. The cubic root of 2520445436 is about 1360.8985980324.

Adding to 2520445436 its reverse (6345440252), we get a palindrome (8865885688).

The spelling of 2520445436 in words is "two billion, five hundred twenty million, four hundred forty-five thousand, four hundred thirty-six".