722360 has 16 divisors (see below), whose sum is σ = 1625400. Its totient is φ = 288928.

The previous prime is 722353. The next prime is 722363. The reversal of 722360 is 63227.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722363) 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, 8990 + ... + 9069.

2⁷²²³⁶⁰ is an apocalyptic number.

It is an amenable number.

722360 is an abundant number, since it is smaller than the sum of its proper divisors (903040).

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

722360 is a wasteful number, since it uses less digits than its factorization.

722360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18070 (or 18066 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 722360 is about 849.9176430690. The cubic root of 722360 is about 89.7259151239.

Adding to 722360 its reverse (63227), we get a palindrome (785587).

It can be divided in two parts, 7 and 22360, that multiplied together give a triangular number (156520 = T₅₅₉).

The spelling of 722360 in words is "seven hundred twenty-two thousand, three hundred sixty".