56544629 has 2 divisors, whose sum is σ = 56544630. Its totient is φ = 56544628.

The previous prime is 56544571. The next prime is 56544641. The reversal of 56544629 is 92644565.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52896529 + 3648100 = 7273^2 + 1910^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56544629 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56544679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28272314 + 28272315.

It is an arithmetic number, because the mean of its divisors is an integer number (28272315).

Almost surely, 2^56544629 is an apocalyptic number.

It is an amenable number.

56544629 is a deficient number, since it is larger than the sum of its proper divisors (1).

56544629 is an equidigital number, since it uses as much as digits as its factorization.

56544629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 259200, while the sum is 41.

The square root of 56544629 is about 7519.6162801037. The cubic root of 56544629 is about 383.8225204326.

The spelling of 56544629 in words is "fifty-six million, five hundred forty-four thousand, six hundred twenty-nine".