64235267 has 2 divisors, whose sum is σ = 64235268. Its totient is φ = 64235266.

The previous prime is 64235209. The next prime is 64235273. The reversal of 64235267 is 76253246.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 64235267 - 2¹² = 64231171 is a prime.

It is a super-2 number, since 2×64235267² = 8252339053122578, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (64235207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32117633 + 32117634.

It is an arithmetic number, because the mean of its divisors is an integer number (32117634).

Almost surely, 2^64235267 is an apocalyptic number.

64235267 is a deficient number, since it is larger than the sum of its proper divisors (1).

64235267 is an equidigital number, since it uses as much as digits as its factorization.

64235267 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 35.

The square root of 64235267 is about 8014.6906989603. The cubic root of 64235267 is about 400.4895402149.

The spelling of 64235267 in words is "sixty-four million, two hundred thirty-five thousand, two hundred sixty-seven".