724860 has 36 divisors (see below), whose sum is σ = 2199288. Its totient is φ = 193248.

The previous prime is 724853. The next prime is 724879. The reversal of 724860 is 68427.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1834 + ... + 2193.

2⁷²⁴⁸⁶⁰ is an apocalyptic number.

It is an amenable number.

724860 is an abundant number, since it is smaller than the sum of its proper divisors (1474428).

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

724860 is a wasteful number, since it uses less digits than its factorization.

724860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4042 (or 4037 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 724860 is about 851.3871034964. The cubic root of 724860 is about 89.8293060964.

The spelling of 724860 in words is "seven hundred twenty-four thousand, eight hundred sixty".