7309143484 has 12 divisors (see below), whose sum is σ = 12819492000. Its totient is φ = 3646431488.

The previous prime is 7309143449. The next prime is 7309143509. The reversal of 7309143484 is 4843419037.

It is a self number, because there is not a number n which added to its sum of digits gives 7309143484.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2033044 + ... + 2036635.

It is an arithmetic number, because the mean of its divisors is an integer number (1068291000).

Almost surely, 2^7309143484 is an apocalyptic number.

It is an amenable number.

7309143484 is a deficient number, since it is larger than the sum of its proper divisors (5510348516).

7309143484 is a wasteful number, since it uses less digits than its factorization.

7309143484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4070132 (or 4070130 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 43.

The square root of 7309143484 is about 85493.5289013151. The cubic root of 7309143484 is about 1940.6869962134.

The spelling of 7309143484 in words is "seven billion, three hundred nine million, one hundred forty-three thousand, four hundred eighty-four".