724116 has 12 divisors (see below), whose sum is σ = 1689632. Its totient is φ = 241368.

The previous prime is 724111. The next prime is 724117. The reversal of 724116 is 611427.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (21) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 724092 and 724101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (724111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30160 + ... + 30183.

2⁷²⁴¹¹⁶ is an apocalyptic number.

It is an amenable number.

724116 is an abundant number, since it is smaller than the sum of its proper divisors (965516).

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

724116 is a wasteful number, since it uses less digits than its factorization.

724116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60350 (or 60348 counting only the distinct ones).

The product of its digits is 336, while the sum is 21.

The square root of 724116 is about 850.9500572889. The cubic root of 724116 is about 89.7985618227.

The spelling of 724116 in words is "seven hundred twenty-four thousand, one hundred sixteen".