64331067 has 8 divisors (see below), whose sum is σ = 86143824. Its totient is φ = 42702848.

The previous prime is 64331051. The next prime is 64331083. The reversal of 64331067 is 76013346.

It is an interprime number because it is at equal distance from previous prime (64331051) and next prime (64331083).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 64331067 - 2⁴ = 64331051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (64331867) 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 in 7 ways as a sum of consecutive naturals, for example, 45318 + ... + 46715.

It is an arithmetic number, because the mean of its divisors is an integer number (10767978).

Almost surely, 2^64331067 is an apocalyptic number.

64331067 is a deficient number, since it is larger than the sum of its proper divisors (21812757).

64331067 is a wasteful number, since it uses less digits than its factorization.

64331067 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92269.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 64331067 is about 8020.6649973677. The cubic root of 64331067 is about 400.6885370285.

The spelling of 64331067 in words is "sixty-four million, three hundred thirty-one thousand, sixty-seven".