2506203630 has 48 divisors (see below), whose sum is σ = 7447006944. Its totient is φ = 572846400.

The previous prime is 2506203629. The next prime is 2506203673. The reversal of 2506203630 is 363026052.

2506203630 is a `hidden beast` number, since 2 + 5 + 0 + 6 + 20 + 3 + 630 = 666.

2506203630 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2506203594 and 2506203603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1988421 + ... + 1989680.

It is an arithmetic number, because the mean of its divisors is an integer number (155145978).

Almost surely, 2^2506203630 is an apocalyptic number.

2506203630 is an abundant number, since it is smaller than the sum of its proper divisors (4940803314).

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

2506203630 is a wasteful number, since it uses less digits than its factorization.

2506203630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3978121 (or 3978118 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 2506203630 is about 50061.9978626503. The cubic root of 2506203630 is about 1358.3304971733.

Adding to 2506203630 its reverse (363026052), we get a palindrome (2869229682).

The spelling of 2506203630 in words is "two billion, five hundred six million, two hundred three thousand, six hundred thirty".