5875621 has 2 divisors, whose sum is σ = 5875622. Its totient is φ = 5875620.

The previous prime is 5875619. The next prime is 5875627. The reversal of 5875621 is 1265785.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4796100 + 1079521 = 2190^2 + 1039^2 .

It is a cyclic number.

It is not a de Polignac number, because 5875621 - 2¹ = 5875619 is a prime.

Together with 5875619, it forms a pair of twin primes.

5875621 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5875627) 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, 2937810 + 2937811.

It is an arithmetic number, because the mean of its divisors is an integer number (2937811).

Almost surely, 2^5875621 is an apocalyptic number.

It is an amenable number.

5875621 is a deficient number, since it is larger than the sum of its proper divisors (1).

5875621 is an equidigital number, since it uses as much as digits as its factorization.

5875621 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 16800, while the sum is 34.

The square root of 5875621 is about 2423.9680278420. The cubic root of 5875621 is about 180.4476614595.

The spelling of 5875621 in words is "five million, eight hundred seventy-five thousand, six hundred twenty-one".