2620573872 has 40 divisors (see below), whose sum is σ = 7736933376. Its totient is φ = 748735296.

The previous prime is 2620573829. The next prime is 2620573883. The reversal of 2620573872 is 2783750262.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3899328 + ... + 3899999.

Almost surely, 2^2620573872 is an apocalyptic number.

It is an amenable number.

2620573872 is an abundant number, since it is smaller than the sum of its proper divisors (5116359504).

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

2620573872 is a wasteful number, since it uses less digits than its factorization.

2620573872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7799345 (or 7799339 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 42.

The square root of 2620573872 is about 51191.5410199771. The cubic root of 2620573872 is about 1378.6863281049.

The spelling of 2620573872 in words is "two billion, six hundred twenty million, five hundred seventy-three thousand, eight hundred seventy-two".