49566589 has 2 divisors, whose sum is σ = 49566590. Its totient is φ = 49566588.

The previous prime is 49566571. The next prime is 49566593. The reversal of 49566589 is 98566594.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38564100 + 11002489 = 6210^2 + 3317^2 .

It is a cyclic number.

It is not a de Polignac number, because 49566589 - 2⁵ = 49566557 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49566689) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24783294 + 24783295.

It is an arithmetic number, because the mean of its divisors is an integer number (24783295).

Almost surely, 2^49566589 is an apocalyptic number.

It is an amenable number.

49566589 is a deficient number, since it is larger than the sum of its proper divisors (1).

49566589 is an equidigital number, since it uses as much as digits as its factorization.

49566589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2332800, while the sum is 52.

The square root of 49566589 is about 7040.3543234698. The cubic root of 49566589 is about 367.3355927725.

The spelling of 49566589 in words is "forty-nine million, five hundred sixty-six thousand, five hundred eighty-nine".