751530340 has 24 divisors (see below), whose sum is σ = 1721688192. Its totient is φ = 273283680.

The previous prime is 751530337. The next prime is 751530349. The reversal of 751530340 is 43035157.

751530340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 751530299 and 751530308.

It is not an unprimeable number, because it can be changed into a prime (751530349) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1707804 + ... + 1708243.

It is an arithmetic number, because the mean of its divisors is an integer number (71737008).

Almost surely, 2^751530340 is an apocalyptic number.

It is an amenable number.

751530340 is an abundant number, since it is smaller than the sum of its proper divisors (970157852).

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

751530340 is a wasteful number, since it uses less digits than its factorization.

751530340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3416067 (or 3416065 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 751530340 is about 27414.0536951397. The cubic root of 751530340 is about 909.1778348820.

Adding to 751530340 its reverse (43035157), we get a palindrome (794565497).

The spelling of 751530340 in words is "seven hundred fifty-one million, five hundred thirty thousand, three hundred forty".