722373 has 8 divisors (see below), whose sum is σ = 967200. Its totient is φ = 479568.

The previous prime is 722369. The next prime is 722377. The reversal of 722373 is 373227.

It is an interprime number because it is at equal distance from previous prime (722369) and next prime (722377).

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

It is not a de Polignac number, because 722373 - 2² = 722369 is a prime.

It is a super-2 number, since 2×722373² = 1043645502258, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722377) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 858 + ... + 1476.

It is an arithmetic number, because the mean of its divisors is an integer number (120900).

2⁷²²³⁷³ is an apocalyptic number.

It is an amenable number.

722373 is a deficient number, since it is larger than the sum of its proper divisors (244827).

722373 is a wasteful number, since it uses less digits than its factorization.

722373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011.

The product of its digits is 1764, while the sum is 24.

The square root of 722373 is about 849.9252908344. The cubic root of 722373 is about 89.7264533734.

The spelling of 722373 in words is "seven hundred twenty-two thousand, three hundred seventy-three", and thus it is an iban number.