724006 has 4 divisors (see below), whose sum is σ = 1086012. Its totient is φ = 362002.

The previous prime is 724001. The next prime is 724007. The reversal of 724006 is 600427.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 600427 = 419 ⋅1433.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (724001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 181000 + ... + 181003.

It is an arithmetic number, because the mean of its divisors is an integer number (271503).

2⁷²⁴⁰⁰⁶ is an apocalyptic number.

724006 is a deficient number, since it is larger than the sum of its proper divisors (362006).

724006 is a wasteful number, since it uses less digits than its factorization.

724006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362005.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 724006 is about 850.8854211937. The cubic root of 724006 is about 89.7940145117.

The spelling of 724006 in words is "seven hundred twenty-four thousand, six".