54647 has 2 divisors, whose sum is σ = 54648. Its totient is φ = 54646.

The previous prime is 54631. The next prime is 54667. The reversal of 54647 is 74645.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54647 - 2⁴ = 54631 is a prime.

It is a zygodrome in base 6.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54617) 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, 27323 + 27324.

It is an arithmetic number, because the mean of its divisors is an integer number (27324).

2⁵⁴⁶⁴⁷ is an apocalyptic number.

54647 is a deficient number, since it is larger than the sum of its proper divisors (1).

54647 is an equidigital number, since it uses as much as digits as its factorization.

54647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3360, while the sum is 26.

The square root of 54647 is about 233.7669779930. The cubic root of 54647 is about 37.9479897885.

The spelling of 54647 in words is "fifty-four thousand, six hundred forty-seven".