4561789 has 2 divisors, whose sum is σ = 4561790. Its totient is φ = 4561788.

The previous prime is 4561769. The next prime is 4561801. The reversal of 4561789 is 9871654.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4549689 + 12100 = 2133^2 + 110^2 .

It is a cyclic number.

It is not a de Polignac number, because 4561789 - 2¹¹ = 4559741 is a prime.

4561789 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4561769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2280894 + 2280895.

It is an arithmetic number, because the mean of its divisors is an integer number (2280895).

Almost surely, 2^4561789 is an apocalyptic number.

It is an amenable number.

4561789 is a deficient number, since it is larger than the sum of its proper divisors (1).

4561789 is an equidigital number, since it uses as much as digits as its factorization.

4561789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 40.

The square root of 4561789 is about 2135.8344973335. The cubic root of 4561789 is about 165.8485699885.

The spelling of 4561789 in words is "four million, five hundred sixty-one thousand, seven hundred eighty-nine".