2528330872 has 8 divisors (see below), whose sum is σ = 4740620400. Its totient is φ = 1264165432.

The previous prime is 2528330851. The next prime is 2528330873. The reversal of 2528330872 is 2780338252.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2528330873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158020672 + ... + 158020687.

It is an arithmetic number, because the mean of its divisors is an integer number (592577550).

Almost surely, 2^2528330872 is an apocalyptic number.

It is an amenable number.

2528330872 is a deficient number, since it is larger than the sum of its proper divisors (2212289528).

2528330872 is a wasteful number, since it uses less digits than its factorization.

2528330872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 316041365 (or 316041361 counting only the distinct ones).

The product of its (nonzero) digits is 161280, while the sum is 40.

The square root of 2528330872 is about 50282.5105976223. The cubic root of 2528330872 is about 1362.3163509958.

The spelling of 2528330872 in words is "two billion, five hundred twenty-eight million, three hundred thirty thousand, eight hundred seventy-two".