4116521 has 16 divisors (see below), whose sum is σ = 4646400. Its totient is φ = 3628800.

The previous prime is 4116491. The next prime is 4116527. The reversal of 4116521 is 1256114.

4116521 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 4116521 - 2¹⁴ = 4100137 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4116493 and 4116502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4116527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16961 + ... + 17201.

It is an arithmetic number, because the mean of its divisors is an integer number (290400).

Almost surely, 2^4116521 is an apocalyptic number.

It is an amenable number.

4116521 is a deficient number, since it is larger than the sum of its proper divisors (529879).

4116521 is a wasteful number, since it uses less digits than its factorization.

4116521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320.

The product of its digits is 240, while the sum is 20.

The square root of 4116521 is about 2028.9211418880. The cubic root of 4116521 is about 160.2667555330.

The spelling of 4116521 in words is "four million, one hundred sixteen thousand, five hundred twenty-one".