64465267 has 2 divisors, whose sum is σ = 64465268. Its totient is φ = 64465266.

The previous prime is 64465249. The next prime is 64465283. The reversal of 64465267 is 76256446.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-64465267 is a prime.

It is not a weakly prime, because it can be changed into another prime (64465367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32232633 + 32232634.

It is an arithmetic number, because the mean of its divisors is an integer number (32232634).

Almost surely, 2^64465267 is an apocalyptic number.

64465267 is a deficient number, since it is larger than the sum of its proper divisors (1).

64465267 is an equidigital number, since it uses as much as digits as its factorization.

64465267 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 241920, while the sum is 40.

The square root of 64465267 is about 8029.0265287892. The cubic root of 64465267 is about 400.9669668044.

The spelling of 64465267 in words is "sixty-four million, four hundred sixty-five thousand, two hundred sixty-seven".