3584641 has 2 divisors, whose sum is σ = 3584642. Its totient is φ = 3584640.

The previous prime is 3584617. The next prime is 3584681. The reversal of 3584641 is 1464853.

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., 3330625 + 254016 = 1825^2 + 504^2 .

It is a cyclic number.

It is not a de Polignac number, because 3584641 - 2⁹ = 3584129 is a prime.

3584641 is a lucky number.

It is not a weakly prime, because it can be changed into another prime (3584611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1792320 + 1792321.

It is an arithmetic number, because the mean of its divisors is an integer number (1792321).

Almost surely, 2^3584641 is an apocalyptic number.

It is an amenable number.

3584641 is a deficient number, since it is larger than the sum of its proper divisors (1).

3584641 is an equidigital number, since it uses as much as digits as its factorization.

3584641 is an evil number, because the sum of its binary digits is even.

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

The square root of 3584641 is about 1893.3148179846. The cubic root of 3584641 is about 153.0436175072.

It can be divided in two parts, 3584 and 641, that added together give a square (4225 = 65²).

The spelling of 3584641 in words is "three million, five hundred eighty-four thousand, six hundred forty-one".