724743 has 6 divisors (see below), whose sum is σ = 1046864. Its totient is φ = 483156.

The previous prime is 724733. The next prime is 724747. The reversal of 724743 is 347427.

724743 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 724743 - 2⁸ = 724487 is a prime.

It is a d-powerful number, because it can be written as 7⁴ + 2¹⁹ + 7⁵ + 4 + 4⁶ + 3¹¹ .

It is a Duffinian number.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (724747) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 40255 + ... + 40272.

2⁷²⁴⁷⁴³ is an apocalyptic number.

724743 is a deficient number, since it is larger than the sum of its proper divisors (322121).

724743 is a wasteful number, since it uses less digits than its factorization.

724743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80533 (or 80530 counting only the distinct ones).

The product of its digits is 4704, while the sum is 27.

The square root of 724743 is about 851.3183893233. The cubic root of 724743 is about 89.8244727059.

The spelling of 724743 in words is "seven hundred twenty-four thousand, seven hundred forty-three", and thus it is an iban number.