7400043328 has 14 divisors (see below), whose sum is σ = 14684461106. Its totient is φ = 3700021632.

The previous prime is 7400043319. The next prime is 7400043331. The reversal of 7400043328 is 8233400047.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 5726251584 + 1673791744 = 75672^2 + 40912^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 7400043328.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57812775 + ... + 57812902.

It is an arithmetic number, because the mean of its divisors is an integer number (1048890079).

Almost surely, 2^7400043328 is an apocalyptic number.

It is an amenable number.

7400043328 is a deficient number, since it is larger than the sum of its proper divisors (7284417778).

7400043328 is a wasteful number, since it uses less digits than its factorization.

7400043328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115625689 (or 115625679 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 31.

The square root of 7400043328 is about 86023.5045089422. The cubic root of 7400043328 is about 1948.6989636584.

The spelling of 7400043328 in words is "seven billion, four hundred million, forty-three thousand, three hundred twenty-eight".