64284823 has 2 divisors, whose sum is σ = 64284824. Its totient is φ = 64284822.

The previous prime is 64284817. The next prime is 64284841. The reversal of 64284823 is 32848246.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64284823 - 2¹⁷ = 64153751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64284853) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32142411 + 32142412.

It is an arithmetic number, because the mean of its divisors is an integer number (32142412).

Almost surely, 2^64284823 is an apocalyptic number.

64284823 is a deficient number, since it is larger than the sum of its proper divisors (1).

64284823 is an equidigital number, since it uses as much as digits as its factorization.

64284823 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 73728, while the sum is 37.

The square root of 64284823 is about 8017.7816757505. The cubic root of 64284823 is about 400.5925031667.

The spelling of 64284823 in words is "sixty-four million, two hundred eighty-four thousand, eight hundred twenty-three".