64482247 has 2 divisors, whose sum is σ = 64482248. Its totient is φ = 64482246.

The previous prime is 64482199. The next prime is 64482251. The reversal of 64482247 is 74228446.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64482247 - 2¹⁵ = 64449479 is a prime.

It is equal to p_3811897 and since 64482247 and 3811897 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64482347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32241123 + 32241124.

It is an arithmetic number, because the mean of its divisors is an integer number (32241124).

Almost surely, 2^64482247 is an apocalyptic number.

64482247 is a deficient number, since it is larger than the sum of its proper divisors (1).

64482247 is an equidigital number, since it uses as much as digits as its factorization.

64482247 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86016, while the sum is 37.

The square root of 64482247 is about 8030.0838725383. The cubic root of 64482247 is about 401.0021682998.

The spelling of 64482247 in words is "sixty-four million, four hundred eighty-two thousand, two hundred forty-seven".