64683677 has 8 divisors (see below), whose sum is σ = 65281920. Its totient is φ = 64088640.

The previous prime is 64683673. The next prime is 64683679. The reversal of 64683677 is 77638646.

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 64683677 - 2² = 64683673 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64683673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57038 + ... + 58160.

It is an arithmetic number, because the mean of its divisors is an integer number (8160240).

Almost surely, 2^64683677 is an apocalyptic number.

It is an amenable number.

64683677 is a deficient number, since it is larger than the sum of its proper divisors (598243).

64683677 is a wasteful number, since it uses less digits than its factorization.

64683677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1603.

The product of its digits is 1016064, while the sum is 47.

The square root of 64683677 is about 8042.6163031690. The cubic root of 64683677 is about 401.4192852009.

The spelling of 64683677 in words is "sixty-four million, six hundred eighty-three thousand, six hundred seventy-seven".