63344573 has 2 divisors, whose sum is σ = 63344574. Its totient is φ = 63344572.

The previous prime is 63344569. The next prime is 63344581. The reversal of 63344573 is 37544336.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34421689 + 28922884 = 5867^2 + 5378^2 .

It is a cyclic number.

It is not a de Polignac number, because 63344573 - 2² = 63344569 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63344513) by changing a digit.

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31672286 + 31672287.

It is an arithmetic number, because the mean of its divisors is an integer number (31672287).

Almost surely, 2^63344573 is an apocalyptic number.

It is an amenable number.

63344573 is a deficient number, since it is larger than the sum of its proper divisors (1).

63344573 is an equidigital number, since it uses as much as digits as its factorization.

63344573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 35.

The square root of 63344573 is about 7958.9303929611. The cubic root of 63344573 is about 398.6298390899.

The spelling of 63344573 in words is "sixty-three million, three hundred forty-four thousand, five hundred seventy-three".