64916 has 6 divisors (see below), whose sum is σ = 113610. Its totient is φ = 32456.

The previous prime is 64901. The next prime is 64919. The reversal of 64916 is 61946.

It can be written as a sum of positive squares in only one way, i.e., 64516 + 400 = 254^2 + 20^2 .

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 (64919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8111 + ... + 8118.

It is an arithmetic number, because the mean of its divisors is an integer number (18935).

2⁶⁴⁹¹⁶ is an apocalyptic number.

It is an amenable number.

64916 is a deficient number, since it is larger than the sum of its proper divisors (48694).

64916 is a wasteful number, since it uses less digits than its factorization.

64916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16233 (or 16231 counting only the distinct ones).

The product of its digits is 1296, while the sum is 26.

The square root of 64916 is about 254.7861848688. The cubic root of 64916 is about 40.1899300702.

The spelling of 64916 in words is "sixty-four thousand, nine hundred sixteen".