3621593 has 2 divisors, whose sum is σ = 3621594. Its totient is φ = 3621592.

The previous prime is 3621587. The next prime is 3621613. The reversal of 3621593 is 3951263.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2968729 + 652864 = 1723^2 + 808^2 .

It is an emirp because it is prime and its reverse (3951263) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3621593 - 2⁴ = 3621577 is a prime.

It is not a weakly prime, because it can be changed into another prime (3641593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1810796 + 1810797.

It is an arithmetic number, because the mean of its divisors is an integer number (1810797).

Almost surely, 2^3621593 is an apocalyptic number.

It is an amenable number.

3621593 is a deficient number, since it is larger than the sum of its proper divisors (1).

3621593 is an equidigital number, since it uses as much as digits as its factorization.

3621593 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4860, while the sum is 29.

The square root of 3621593 is about 1903.0483441048. The cubic root of 3621593 is about 153.5677002984.

The spelling of 3621593 in words is "three million, six hundred twenty-one thousand, five hundred ninety-three".