64616 has 16 divisors (see below), whose sum is σ = 124740. Its totient is φ = 31360.

The previous prime is 64613. The next prime is 64621. The reversal of 64616 is 61646.

It can be written as a sum of positive squares in 2 ways, for example, as 64516 + 100 = 254^2 + 10^2 .

It is a junction number, because it is equal to n+sod(n) for n = 64591 and 64600.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64613) 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, 230 + ... + 426.

2⁶⁴⁶¹⁶ is an apocalyptic number.

It is an amenable number.

64616 is a deficient number, since it is larger than the sum of its proper divisors (60124).

64616 is a wasteful number, since it uses less digits than its factorization.

64616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244 (or 240 counting only the distinct ones).

The product of its digits is 864, while the sum is 23.

The square root of 64616 is about 254.1967741731. The cubic root of 64616 is about 40.1279237848.

The spelling of 64616 in words is "sixty-four thousand, six hundred sixteen".