729752 has 16 divisors (see below), whose sum is σ = 1440600. Its totient is φ = 345600.

The previous prime is 729749. The next prime is 729761. The reversal of 729752 is 257927.

It is a d-powerful number, because it can be written as 7⁴ + 2³ + 7⁶ + 9⁶ + 5⁷ + 2⁷ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2249 + ... + 2552.

2⁷²⁹⁷⁵² is an apocalyptic number.

It is an amenable number.

729752 is a deficient number, since it is larger than the sum of its proper divisors (710848).

729752 is a wasteful number, since it uses less digits than its factorization.

729752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4826 (or 4822 counting only the distinct ones).

The product of its digits is 8820, while the sum is 32.

The square root of 729752 is about 854.2552311809. The cubic root of 729752 is about 90.0309358672.

The spelling of 729752 in words is "seven hundred twenty-nine thousand, seven hundred fifty-two".