4116721 has 8 divisors (see below), whose sum is σ = 4737600. Its totient is φ = 3504048.

The previous prime is 4116667. The next prime is 4116727. The reversal of 4116721 is 1276114.

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

It is a cyclic number.

It is not a de Polignac number, because 4116721 - 2⁹ = 4116209 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 4116692 and 4116701.

It is not an unprimeable number, because it can be changed into a prime (4116727) 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 7 ways as a sum of consecutive naturals, for example, 931 + ... + 3016.

It is an arithmetic number, because the mean of its divisors is an integer number (592200).

Almost surely, 2^4116721 is an apocalyptic number.

It is an amenable number.

4116721 is a deficient number, since it is larger than the sum of its proper divisors (620879).

4116721 is a wasteful number, since it uses less digits than its factorization.

4116721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4103.

The product of its digits is 336, while the sum is 22.

The square root of 4116721 is about 2028.9704285672. The cubic root of 4116721 is about 160.2693509958.

The spelling of 4116721 in words is "four million, one hundred sixteen thousand, seven hundred twenty-one".