4196641 has 2 divisors, whose sum is σ = 4196642. Its totient is φ = 4196640.

The previous prime is 4196629. The next prime is 4196657. The reversal of 4196641 is 1466914.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4016016 + 180625 = 2004^2 + 425^2 .

It is a cyclic number.

It is not a de Polignac number, because 4196641 - 2⁷ = 4196513 is a prime.

It is a super-2 number, since 2×4196641² = 35223591365762, which contains 22 as substring.

It is a d-powerful number, because it can be written as 4⁵ + 1 + 9 + 6 + 6⁴ + 4¹¹ + 1 .

4196641 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (4196341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2098320 + 2098321.

It is an arithmetic number, because the mean of its divisors is an integer number (2098321).

Almost surely, 2^4196641 is an apocalyptic number.

It is an amenable number.

4196641 is a deficient number, since it is larger than the sum of its proper divisors (1).

4196641 is an equidigital number, since it uses as much as digits as its factorization.

4196641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5184, while the sum is 31.

The square root of 4196641 is about 2048.5704771865. The cubic root of 4196641 is about 161.2998411720.

The spelling of 4196641 in words is "four million, one hundred ninety-six thousand, six hundred forty-one".