2750530520 has 32 divisors (see below), whose sum is σ = 6402099600. Its totient is φ = 1062273408.

The previous prime is 2750530513. The next prime is 2750530537. The reversal of 2750530520 is 250350572.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1184414 + ... + 1186733.

Almost surely, 2^2750530520 is an apocalyptic number.

2750530520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2750530520 is an abundant number, since it is smaller than the sum of its proper divisors (3651569080).

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

2750530520 is a wasteful number, since it uses less digits than its factorization.

2750530520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2371187 (or 2371183 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 29.

The square root of 2750530520 is about 52445.5004743019. The cubic root of 2750530520 is about 1401.1097527412.

The spelling of 2750530520 in words is "two billion, seven hundred fifty million, five hundred thirty thousand, five hundred twenty".