64633327 has 4 divisors (see below), whose sum is σ = 70509096. Its totient is φ = 58757560.

The previous prime is 64633301. The next prime is 64633333. The reversal of 64633327 is 72333646.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 64633327 - 2¹⁹ = 64109039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 64633292 and 64633301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64633367) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2937868 + ... + 2937889.

It is an arithmetic number, because the mean of its divisors is an integer number (17627274).

Almost surely, 2^64633327 is an apocalyptic number.

64633327 is a deficient number, since it is larger than the sum of its proper divisors (5875769).

64633327 is a wasteful number, since it uses less digits than its factorization.

64633327 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5875768.

The product of its digits is 54432, while the sum is 34.

The square root of 64633327 is about 8039.4854934878. The cubic root of 64633327 is about 401.3151027733.

The spelling of 64633327 in words is "sixty-four million, six hundred thirty-three thousand, three hundred twenty-seven".