2500843436 has 24 divisors (see below), whose sum is σ = 5386432800. Its totient is φ = 989344512.

The previous prime is 2500843393. The next prime is 2500843453. The reversal of 2500843436 is 6343480052.

It is a junction number, because it is equal to n+sod(n) for n = 2500843396 and 2500843405.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3434861 + ... + 3435588.

It is an arithmetic number, because the mean of its divisors is an integer number (224434700).

Almost surely, 2^2500843436 is an apocalyptic number.

2500843436 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2500843436 is an abundant number, since it is smaller than the sum of its proper divisors (2885589364).

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

2500843436 is a wasteful number, since it uses less digits than its factorization.

2500843436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6870473 (or 6870471 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The square root of 2500843436 is about 50008.4336487357. The cubic root of 2500843436 is about 1357.3614203054.

The spelling of 2500843436 in words is "two billion, five hundred million, eight hundred forty-three thousand, four hundred thirty-six".