733152728 has 64 divisors (see below), whose sum is σ = 1769195520. Its totient is φ = 276422400.

The previous prime is 733152713. The next prime is 733152731. The reversal of 733152728 is 827251337.

733152728 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 = 733152691 and 733152700.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101 + ... + 38292.

It is an arithmetic number, because the mean of its divisors is an integer number (27643680).

Almost surely, 2^733152728 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 733152728, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (884597760).

733152728 is an abundant number, since it is smaller than the sum of its proper divisors (1036042792).

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

733152728 is a wasteful number, since it uses less digits than its factorization.

733152728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38448 (or 38444 counting only the distinct ones).

The product of its digits is 70560, while the sum is 38.

The square root of 733152728 is about 27076.7931631499. The cubic root of 733152728 is about 901.7057068152.

The spelling of 733152728 in words is "seven hundred thirty-three million, one hundred fifty-two thousand, seven hundred twenty-eight".