64316827 has 2 divisors, whose sum is σ = 64316828. Its totient is φ = 64316826.

The previous prime is 64316803. The next prime is 64316849. The reversal of 64316827 is 72861346.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64316827 - 2²³ = 55928219 is a prime.

It is not a weakly prime, because it can be changed into another prime (64316897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32158413 + 32158414.

It is an arithmetic number, because the mean of its divisors is an integer number (32158414).

Almost surely, 2^64316827 is an apocalyptic number.

64316827 is a deficient number, since it is larger than the sum of its proper divisors (1).

64316827 is an equidigital number, since it uses as much as digits as its factorization.

64316827 is an evil number, because the sum of its binary digits is even.

The product of its digits is 48384, while the sum is 37.

The square root of 64316827 is about 8019.7772412954. Note that the first 3 decimals coincide. The cubic root of 64316827 is about 400.6589700500.

The spelling of 64316827 in words is "sixty-four million, three hundred sixteen thousand, eight hundred twenty-seven".