64850827 has 2 divisors, whose sum is σ = 64850828. Its totient is φ = 64850826.

The previous prime is 64850771. The next prime is 64850839. The reversal of 64850827 is 72805846.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64850827 - 2¹⁹ = 64326539 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64850827.

It is not a weakly prime, because it can be changed into another prime (64850887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32425413 + 32425414.

It is an arithmetic number, because the mean of its divisors is an integer number (32425414).

Almost surely, 2^64850827 is an apocalyptic number.

64850827 is a deficient number, since it is larger than the sum of its proper divisors (1).

64850827 is an equidigital number, since it uses as much as digits as its factorization.

64850827 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 107520, while the sum is 40.

The square root of 64850827 is about 8053.0011175958. The cubic root of 64850827 is about 401.7647588651.

The spelling of 64850827 in words is "sixty-four million, eight hundred fifty thousand, eight hundred twenty-seven".