724548 has 36 divisors (see below), whose sum is σ = 1862000. Its totient is φ = 219120.

The previous prime is 724547. The next prime is 724553. The reversal of 724548 is 845427.

It is not an unprimeable number, because it can be changed into a prime (724547) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1203 + ... + 1701.

2⁷²⁴⁵⁴⁸ 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 724548, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (931000).

724548 is an abundant number, since it is smaller than the sum of its proper divisors (1137452).

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

724548 is a wasteful number, since it uses less digits than its factorization.

724548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 528 (or 515 counting only the distinct ones).

The product of its digits is 8960, while the sum is 30.

The square root of 724548 is about 851.2038533747. The cubic root of 724548 is about 89.8164158989.

The spelling of 724548 in words is "seven hundred twenty-four thousand, five hundred forty-eight".