2589402720 has 96 divisors (see below), whose sum is σ = 8419783680. Its totient is φ = 668229120.

The previous prime is 2589402703. The next prime is 2589402733. The reversal of 2589402720 is 272049852.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72130 + ... + 101889.

It is an arithmetic number, because the mean of its divisors is an integer number (87706080).

Almost surely, 2^2589402720 is an apocalyptic number.

2589402720 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2589402720 is an abundant number, since it is smaller than the sum of its proper divisors (5830380960).

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

2589402720 is a wasteful number, since it uses less digits than its factorization.

2589402720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 174068 (or 174060 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 2589402720 is about 50886.1741536933. The cubic root of 2589402720 is about 1373.1981193005.

The spelling of 2589402720 in words is "two billion, five hundred eighty-nine million, four hundred two thousand, seven hundred twenty".