3598591 has 2 divisors, whose sum is σ = 3598592. Its totient is φ = 3598590.

The previous prime is 3598589. The next prime is 3598601. The reversal of 3598591 is 1958953.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3598591 - 2¹ = 3598589 is a prime.

Together with 3598589, it forms a pair of twin primes.

3598591 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3598501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1799295 + 1799296.

It is an arithmetic number, because the mean of its divisors is an integer number (1799296).

Almost surely, 2^3598591 is an apocalyptic number.

3598591 is a deficient number, since it is larger than the sum of its proper divisors (1).

3598591 is an equidigital number, since it uses as much as digits as its factorization.

3598591 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48600, while the sum is 40.

The square root of 3598591 is about 1896.9952556609. The cubic root of 3598591 is about 153.2418888697.

The spelling of 3598591 in words is "three million, five hundred ninety-eight thousand, five hundred ninety-one".