740267728 has 20 divisors (see below), whose sum is σ = 1435316740. Its totient is φ = 369863424.

The previous prime is 740267711. The next prime is 740267729. The reversal of 740267728 is 827762047.

740267728 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 236175424 + 504092304 = 15368^2 + 22452^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740267729) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6676 + ... + 39052.

It is an arithmetic number, because the mean of its divisors is an integer number (71765837).

Almost surely, 2^740267728 is an apocalyptic number.

It is an amenable number.

740267728 is a deficient number, since it is larger than the sum of its proper divisors (695049012).

740267728 is a wasteful number, since it uses less digits than its factorization.

740267728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33814 (or 33808 counting only the distinct ones).

The product of its (nonzero) digits is 263424, while the sum is 43.

The square root of 740267728 is about 27207.8615109677. The cubic root of 740267728 is about 904.6132380718.

The spelling of 740267728 in words is "seven hundred forty million, two hundred sixty-seven thousand, seven hundred twenty-eight".