722067501 has 8 divisors (see below), whose sum is σ = 965485440. Its totient is φ = 480013952.

The previous prime is 722067499. The next prime is 722067529. The reversal of 722067501 is 105760227.

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

It is a cyclic number.

It is not a de Polignac number, because 722067501 - 2¹ = 722067499 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722067551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 339861 + ... + 341978.

It is an arithmetic number, because the mean of its divisors is an integer number (120685680).

Almost surely, 2^722067501 is an apocalyptic number.

It is an amenable number.

722067501 is a deficient number, since it is larger than the sum of its proper divisors (243417939).

722067501 is a wasteful number, since it uses less digits than its factorization.

722067501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682195.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 722067501 is about 26871.3137192806. The cubic root of 722067501 is about 897.1380284208.

The spelling of 722067501 in words is "seven hundred twenty-two million, sixty-seven thousand, five hundred one".