4056817 has 2 divisors, whose sum is σ = 4056818. Its totient is φ = 4056816.

The previous prime is 4056803. The next prime is 4056847. The reversal of 4056817 is 7186504.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4036081 + 20736 = 2009^2 + 144^2 .

It is a cyclic number.

It is not a de Polignac number, because 4056817 - 2¹⁵ = 4024049 is a prime.

It is not a weakly prime, because it can be changed into another prime (4056847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2028408 + 2028409.

It is an arithmetic number, because the mean of its divisors is an integer number (2028409).

Almost surely, 2^4056817 is an apocalyptic number.

It is an amenable number.

4056817 is a deficient number, since it is larger than the sum of its proper divisors (1).

4056817 is an equidigital number, since it uses as much as digits as its factorization.

4056817 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6720, while the sum is 31.

The square root of 4056817 is about 2014.1541649040. The cubic root of 4056817 is about 159.4881691156.

The spelling of 4056817 in words is "four million, fifty-six thousand, eight hundred seventeen".