733728607 has 4 divisors (see below), whose sum is σ = 734004160. Its totient is φ = 733453056.

The previous prime is 733728599. The next prime is 733728613. The reversal of 733728607 is 706827337.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 706827337 = 7687 ⋅91951.

It is a cyclic number.

It is not a de Polignac number, because 733728607 - 2³ = 733728599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (733728407) 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, 133743 + ... + 139120.

It is an arithmetic number, because the mean of its divisors is an integer number (183501040).

Almost surely, 2^733728607 is an apocalyptic number.

733728607 is a deficient number, since it is larger than the sum of its proper divisors (275553).

733728607 is a wasteful number, since it uses less digits than its factorization.

733728607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275552.

The product of its (nonzero) digits is 296352, while the sum is 43.

The square root of 733728607 is about 27087.4252560113. The cubic root of 733728607 is about 901.9417365263.

The spelling of 733728607 in words is "seven hundred thirty-three million, seven hundred twenty-eight thousand, six hundred seven".