60664 has 8 divisors (see below), whose sum is σ = 113760. Its totient is φ = 30328.

The previous prime is 60661. The next prime is 60679. The reversal of 60664 is 46606.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60661) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3784 + ... + 3799.

It is an arithmetic number, because the mean of its divisors is an integer number (14220).

2⁶⁰⁶⁶⁴ is an apocalyptic number.

It is an amenable number.

60664 is a deficient number, since it is larger than the sum of its proper divisors (53096).

60664 is a wasteful number, since it uses less digits than its factorization.

60664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7589 (or 7585 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 60664 is about 246.3006293130. The cubic root of 60664 is about 39.2925620491.

The spelling of 60664 in words is "sixty thousand, six hundred sixty-four".