732745 has 8 divisors (see below), whose sum is σ = 947016. Its totient is φ = 541056.

The previous prime is 732731. The next prime is 732749. The reversal of 732745 is 547237.

732745 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 4 ways, for example, as 9 + 732736 = 3^2 + 856^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 732745 - 2⁵ = 732713 is a prime.

It is a Duffinian number.

732745 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (732749) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5572 + ... + 5701.

It is an arithmetic number, because the mean of its divisors is an integer number (118377).

2⁷³²⁷⁴⁵ is an apocalyptic number.

It is an amenable number.

732745 is a deficient number, since it is larger than the sum of its proper divisors (214271).

732745 is a wasteful number, since it uses less digits than its factorization.

732745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11291.

The product of its digits is 5880, while the sum is 28.

The square root of 732745 is about 856.0052569932. The cubic root of 732745 is about 90.1538520714.

The spelling of 732745 in words is "seven hundred thirty-two thousand, seven hundred forty-five".