2500389039 has 4 divisors (see below), whose sum is σ = 3333852056. Its totient is φ = 1666926024.

The previous prime is 2500389029. The next prime is 2500389091. The reversal of 2500389039 is 9309830052.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2500389039 - 2⁵ = 2500389007 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2500388988 and 2500389006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2500389029) 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, 416731504 + ... + 416731509.

It is an arithmetic number, because the mean of its divisors is an integer number (833463014).

Almost surely, 2^2500389039 is an apocalyptic number.

2500389039 is a deficient number, since it is larger than the sum of its proper divisors (833463017).

2500389039 is an equidigital number, since it uses as much as digits as its factorization.

2500389039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833463016.

The product of its (nonzero) digits is 58320, while the sum is 39.

The square root of 2500389039 is about 50003.8902386604. The cubic root of 2500389039 is about 1357.2792056003.

The spelling of 2500389039 in words is "two billion, five hundred million, three hundred eighty-nine thousand, thirty-nine".