64327672 has 32 divisors (see below), whose sum is σ = 123407280. Its totient is φ = 31426560.

The previous prime is 64327667. The next prime is 64327693. The reversal of 64327672 is 27672346.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 93843 + ... + 94525.

Almost surely, 2^64327672 is an apocalyptic number.

It is an amenable number.

64327672 is a deficient number, since it is larger than the sum of its proper divisors (59079608).

64327672 is a wasteful number, since it uses less digits than its factorization.

64327672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943 (or 939 counting only the distinct ones).

The product of its digits is 84672, while the sum is 37.

The square root of 64327672 is about 8020.4533537700. The cubic root of 64327672 is about 400.6814882750.

The spelling of 64327672 in words is "sixty-four million, three hundred twenty-seven thousand, six hundred seventy-two".