2539703436 has 12 divisors (see below), whose sum is σ = 5925974712. Its totient is φ = 846567808.

The previous prime is 2539703431. The next prime is 2539703437. The reversal of 2539703436 is 6343079352.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (2539703431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105820965 + ... + 105820988.

It is an arithmetic number, because the mean of its divisors is an integer number (493831226).

Almost surely, 2^2539703436 is an apocalyptic number.

It is an amenable number.

2539703436 is an abundant number, since it is smaller than the sum of its proper divisors (3386271276).

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

2539703436 is a wasteful number, since it uses less digits than its factorization.

2539703436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211641960 (or 211641958 counting only the distinct ones).

The product of its (nonzero) digits is 408240, while the sum is 42.

The square root of 2539703436 is about 50395.4703916929. The cubic root of 2539703436 is about 1364.3558860439.

The spelling of 2539703436 in words is "two billion, five hundred thirty-nine million, seven hundred three thousand, four hundred thirty-six".