4415641 has 2 divisors, whose sum is σ = 4415642. Its totient is φ = 4415640.

The previous prime is 4415639. The next prime is 4415669. The reversal of 4415641 is 1465144.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4080400 + 335241 = 2020^2 + 579^2 .

It is a cyclic number.

It is not a de Polignac number, because 4415641 - 2¹ = 4415639 is a prime.

Together with 4415639, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4415681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2207820 + 2207821.

It is an arithmetic number, because the mean of its divisors is an integer number (2207821).

Almost surely, 2^4415641 is an apocalyptic number.

It is an amenable number.

4415641 is a deficient number, since it is larger than the sum of its proper divisors (1).

4415641 is an equidigital number, since it uses as much as digits as its factorization.

4415641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1920, while the sum is 25.

The square root of 4415641 is about 2101.3426660114. The cubic root of 4415641 is about 164.0581912277.

The spelling of 4415641 in words is "four million, four hundred fifteen thousand, six hundred forty-one".