722213075 has 6 divisors (see below), whose sum is σ = 895544244. Its totient is φ = 577770440.

The previous prime is 722213069. The next prime is 722213077. The reversal of 722213075 is 570312227.

It is a de Polignac number, because none of the positive numbers 2^k-722213075 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (722213077) 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 5 ways as a sum of consecutive naturals, for example, 14444237 + ... + 14444286.

It is an arithmetic number, because the mean of its divisors is an integer number (149257374).

Almost surely, 2^722213075 is an apocalyptic number.

722213075 is a deficient number, since it is larger than the sum of its proper divisors (173331169).

722213075 is a wasteful number, since it uses less digits than its factorization.

722213075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28888533 (or 28888528 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 722213075 is about 26874.0223077975. The cubic root of 722213075 is about 897.1983141953.

The spelling of 722213075 in words is "seven hundred twenty-two million, two hundred thirteen thousand, seventy-five".