65012 has 6 divisors (see below), whose sum is σ = 113778. Its totient is φ = 32504.

The previous prime is 65011. The next prime is 65027. The reversal of 65012 is 21056.

It can be written as a sum of positive squares in only one way, i.e., 59536 + 5476 = 244^2 + 74^2 .

It is an alternating number because its digits alternate between even and odd.

It is a plaindrome in base 13 and base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8123 + ... + 8130.

It is an arithmetic number, because the mean of its divisors is an integer number (18963).

2⁶⁵⁰¹² is an apocalyptic number.

It is an amenable number.

65012 is a deficient number, since it is larger than the sum of its proper divisors (48766).

65012 is a wasteful number, since it uses less digits than its factorization.

65012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16257 (or 16255 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 65012 is about 254.9745085298. The cubic root of 65012 is about 40.2097317264.

Adding to 65012 its reverse (21056), we get a palindrome (86068).

Subtracting from 65012 its reverse (21056), we obtain a triangular number (43956 = T₂₉₆).

The spelling of 65012 in words is "sixty-five thousand, twelve".