3485641 has 2 divisors, whose sum is σ = 3485642. Its totient is φ = 3485640.

The previous prime is 3485639. The next prime is 3485681. The reversal of 3485641 is 1465843.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2839225 + 646416 = 1685^2 + 804^2 .

It is an emirp because it is prime and its reverse (1465843) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3485641 - 2¹ = 3485639 is a prime.

Together with 3485639, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (3485681) 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 as a sum of consecutive naturals, namely, 1742820 + 1742821.

It is an arithmetic number, because the mean of its divisors is an integer number (1742821).

Almost surely, 2^3485641 is an apocalyptic number.

It is an amenable number.

3485641 is a deficient number, since it is larger than the sum of its proper divisors (1).

3485641 is an equidigital number, since it uses as much as digits as its factorization.

3485641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11520, while the sum is 31.

The square root of 3485641 is about 1866.9871451084. The cubic root of 3485641 is about 151.6215336194.

The spelling of 3485641 in words is "three million, four hundred eighty-five thousand, six hundred forty-one".