4589561 has 2 divisors, whose sum is σ = 4589562. Its totient is φ = 4589560.

The previous prime is 4589549. The next prime is 4589587. The reversal of 4589561 is 1659854.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4541161 + 48400 = 2131^2 + 220^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4589561 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4589521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2294780 + 2294781.

It is an arithmetic number, because the mean of its divisors is an integer number (2294781).

Almost surely, 2^4589561 is an apocalyptic number.

It is an amenable number.

4589561 is a deficient number, since it is larger than the sum of its proper divisors (1).

4589561 is an equidigital number, since it uses as much as digits as its factorization.

4589561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 43200, while the sum is 38.

The square root of 4589561 is about 2142.3260722868. The cubic root of 4589561 is about 166.1844492549.

The spelling of 4589561 in words is "four million, five hundred eighty-nine thousand, five hundred sixty-one".