63247 has 2 divisors, whose sum is σ = 63248. Its totient is φ = 63246.

The previous prime is 63241. The next prime is 63277. The reversal of 63247 is 74236.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63247 is a prime.

It is an Ulam number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31623 + 31624.

It is an arithmetic number, because the mean of its divisors is an integer number (31624).

2⁶³²⁴⁷ is an apocalyptic number.

63247 is a deficient number, since it is larger than the sum of its proper divisors (1).

63247 is an equidigital number, since it uses as much as digits as its factorization.

63247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008, while the sum is 22.

The square root of 63247 is about 251.4895624077. The cubic root of 63247 is about 39.8425057025.

The spelling of 63247 in words is "sixty-three thousand, two hundred forty-seven".