64676027 has 4 divisors (see below), whose sum is σ = 69651120. Its totient is φ = 59700936.

The previous prime is 64675991. The next prime is 64676039. The reversal of 64676027 is 72067646.

It is a happy number.

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 64676027 - 2¹⁰ = 64675003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (64676077) 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, 2487527 + ... + 2487552.

It is an arithmetic number, because the mean of its divisors is an integer number (17412780).

Almost surely, 2^64676027 is an apocalyptic number.

64676027 is a deficient number, since it is larger than the sum of its proper divisors (4975093).

64676027 is a wasteful number, since it uses less digits than its factorization.

64676027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4975092.

The product of its (nonzero) digits is 84672, while the sum is 38.

The square root of 64676027 is about 8042.1406976004. The cubic root of 64676027 is about 401.4034595772.

The spelling of 64676027 in words is "sixty-four million, six hundred seventy-six thousand, twenty-seven".