724867 has 16 divisors (see below), whose sum is σ = 880992. Its totient is φ = 587520.

The previous prime is 724853. The next prime is 724879. The reversal of 724867 is 768427.

724867 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 724867 - 2¹¹ = 722819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (724807) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5223 + ... + 5359.

It is an arithmetic number, because the mean of its divisors is an integer number (55062).

2⁷²⁴⁸⁶⁷ is an apocalyptic number.

724867 is a deficient number, since it is larger than the sum of its proper divisors (156125).

724867 is a wasteful number, since it uses less digits than its factorization.

724867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198.

The product of its digits is 18816, while the sum is 34.

The square root of 724867 is about 851.3912144250. The cubic root of 724867 is about 89.8295952571.

The spelling of 724867 in words is "seven hundred twenty-four thousand, eight hundred sixty-seven".