724622 has 8 divisors (see below), whose sum is σ = 1144200. Its totient is φ = 343224.

The previous prime is 724621. The next prime is 724627. The reversal of 724622 is 226427.

724622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (724621) 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, 9497 + ... + 9572.

It is an arithmetic number, because the mean of its divisors is an integer number (143025).

2⁷²⁴⁶²² is an apocalyptic number.

724622 is a deficient number, since it is larger than the sum of its proper divisors (419578).

724622 is a wasteful number, since it uses less digits than its factorization.

724622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19090.

The product of its digits is 1344, while the sum is 23.

The square root of 724622 is about 851.2473201133. The cubic root of 724622 is about 89.8194735241.

The spelling of 724622 in words is "seven hundred twenty-four thousand, six hundred twenty-two".