755630520 has 32 divisors (see below), whose sum is σ = 2266891920. Its totient is φ = 201501440.

The previous prime is 755630509. The next prime is 755630527. The reversal of 755630520 is 25036557.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (755630527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3148341 + ... + 3148580.

Almost surely, 2^755630520 is an apocalyptic number.

It is an amenable number.

755630520 is an abundant number, since it is smaller than the sum of its proper divisors (1511261400).

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

755630520 is a wasteful number, since it uses less digits than its factorization.

755630520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6296935 (or 6296931 counting only the distinct ones).

The product of its (nonzero) digits is 31500, while the sum is 33.

The square root of 755630520 is about 27488.7344197582. The cubic root of 755630520 is about 910.8282601181.

The spelling of 755630520 in words is "seven hundred fifty-five million, six hundred thirty thousand, five hundred twenty".