104721722 has 12 divisors (see below), whose sum is σ = 182728890. Its totient is φ = 44880696.

The previous prime is 104721709. The next prime is 104721731. The reversal of 104721722 is 227127401.

It can be written as a sum of positive squares in only one way, i.e., 76195441 + 28526281 = 8729^2 + 5341^2 .

It is a junction number, because it is equal to n+sod(n) for n = 104721691 and 104721700.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 534197 + ... + 534392.

Almost surely, 2^104721722 is an apocalyptic number.

104721722 is a deficient number, since it is larger than the sum of its proper divisors (78007168).

104721722 is a wasteful number, since it uses less digits than its factorization.

104721722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1068605 (or 1068598 counting only the distinct ones).

The product of its (nonzero) digits is 1568, while the sum is 26.

The square root of 104721722 is about 10233.3631812811. The cubic root of 104721722 is about 471.3522577333.

The spelling of 104721722 in words is "one hundred four million, seven hundred twenty-one thousand, seven hundred twenty-two".