722273126 has 8 divisors (see below), whose sum is σ = 1084182840. Its totient is φ = 360878848.

The previous prime is 722273113. The next prime is 722273129. The reversal of 722273126 is 621372227.

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

It is a super-3 number, since 3×722273126³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 722273092 and 722273101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (722273129) 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 3 ways as a sum of consecutive naturals, for example, 125336 + ... + 130971.

It is an arithmetic number, because the mean of its divisors is an integer number (135522855).

Almost surely, 2^722273126 is an apocalyptic number.

722273126 is a deficient number, since it is larger than the sum of its proper divisors (361909714).

722273126 is a wasteful number, since it uses less digits than its factorization.

722273126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257718.

The product of its digits is 14112, while the sum is 32.

The square root of 722273126 is about 26875.1395531260. The cubic root of 722273126 is about 897.2231804315.

The spelling of 722273126 in words is "seven hundred twenty-two million, two hundred seventy-three thousand, one hundred twenty-six".