64694 has 8 divisors (see below), whose sum is σ = 110928. Its totient is φ = 27720.

The previous prime is 64693. The next prime is 64709. The reversal of 64694 is 49646.

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

It is an Ulam number.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2297 + ... + 2324.

It is an arithmetic number, because the mean of its divisors is an integer number (13866).

2⁶⁴⁶⁹⁴ is an apocalyptic number.

64694 is a deficient number, since it is larger than the sum of its proper divisors (46234).

64694 is a wasteful number, since it uses less digits than its factorization.

64694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4630.

The product of its digits is 5184, while the sum is 29.

The square root of 64694 is about 254.3501523491. The cubic root of 64694 is about 40.1440638506.

The spelling of 64694 in words is "sixty-four thousand, six hundred ninety-four".