64767883 has 2 divisors, whose sum is σ = 64767884. Its totient is φ = 64767882.

The previous prime is 64767877. The next prime is 64767907. The reversal of 64767883 is 38876746.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64767883 - 2⁵ = 64767851 is a prime.

It is not a weakly prime, because it can be changed into another prime (64767803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32383941 + 32383942.

It is an arithmetic number, because the mean of its divisors is an integer number (32383942).

Almost surely, 2^64767883 is an apocalyptic number.

64767883 is a deficient number, since it is larger than the sum of its proper divisors (1).

64767883 is an equidigital number, since it uses as much as digits as its factorization.

64767883 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1354752, while the sum is 49.

The square root of 64767883 is about 8047.8495885547. The cubic root of 64767883 is about 401.5934005089.

The spelling of 64767883 in words is "sixty-four million, seven hundred sixty-seven thousand, eight hundred eighty-three".