722652842 has 16 divisors (see below), whose sum is σ = 1134281472. Its totient is φ = 344878560.

The previous prime is 722652829. The next prime is 722652869. The reversal of 722652842 is 248256227.

722652842 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 722652796 and 722652805.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75308 + ... + 84359.

It is an arithmetic number, because the mean of its divisors is an integer number (70892592).

Almost surely, 2^722652842 is an apocalyptic number.

722652842 is a deficient number, since it is larger than the sum of its proper divisors (411628630).

722652842 is a wasteful number, since it uses less digits than its factorization.

722652842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159773.

The product of its digits is 107520, while the sum is 38.

The square root of 722652842 is about 26882.2030719210. The cubic root of 722652842 is about 897.3803833415.

The spelling of 722652842 in words is "seven hundred twenty-two million, six hundred fifty-two thousand, eight hundred forty-two".