755285320 has 32 divisors (see below), whose sum is σ = 1701516600. Its totient is φ = 301736448.

The previous prime is 755285317. The next prime is 755285327. The reversal of 755285320 is 23582557.

It can be written as a sum of positive squares in 4 ways, for example, as 727596676 + 27688644 = 26974^2 + 5262^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 755285320.

It is not an unprimeable number, because it can be changed into a prime (755285327) by changing a digit.

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, 21772 + ... + 44548.

Almost surely, 2^755285320 is an apocalyptic number.

It is an amenable number.

755285320 is an abundant number, since it is smaller than the sum of its proper divisors (946231280).

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

755285320 is a wasteful number, since it uses less digits than its factorization.

755285320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23617 (or 23613 counting only the distinct ones).

The product of its (nonzero) digits is 84000, while the sum is 37.

The square root of 755285320 is about 27482.4547666325. The cubic root of 755285320 is about 910.6895389669.

The spelling of 755285320 in words is "seven hundred fifty-five million, two hundred eighty-five thousand, three hundred twenty".