722446452074 has 16 divisors (see below), whose sum is σ = 1160307261000. Its totient is φ = 336154857984.

The previous prime is 722446452071. The next prime is 722446452113. The reversal of 722446452074 is 470254644227.

It can be written as a sum of positive squares in 4 ways, for example, as 720554811025 + 1891641049 = 848855^2 + 43493^2 .

It is a super-2 number, since 2×722446452074² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (722446452071) 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, 119370149 + ... + 119376200.

Almost surely, 2^722446452074 is an apocalyptic number.

722446452074 is a deficient number, since it is larger than the sum of its proper divisors (437860808926).

722446452074 is a wasteful number, since it uses less digits than its factorization.

722446452074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238746457.

The product of its (nonzero) digits is 3010560, while the sum is 47.

The spelling of 722446452074 in words is "seven hundred twenty-two billion, four hundred forty-six million, four hundred fifty-two thousand, seventy-four".