650012 has 36 divisors (see below), whose sum is σ = 1340640. Its totient is φ = 274560.

The previous prime is 650011. The next prime is 650017. The reversal of 650012 is 210056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650011) 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 11 ways as a sum of consecutive naturals, for example, 8189 + ... + 8267.

It is an arithmetic number, because the mean of its divisors is an integer number (37240).

2⁶⁵⁰⁰¹² is an apocalyptic number.

It is an amenable number.

650012 is an abundant number, since it is smaller than the sum of its proper divisors (690628).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

650012 is a wasteful number, since it uses less digits than its factorization.

650012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122 (or 109 counting only the distinct ones).

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

The square root of 650012 is about 806.2332168796. The cubic root of 650012 is about 86.6244436010.

Adding to 650012 its reverse (210056), we get a palindrome (860068).

The spelling of 650012 in words is "six hundred fifty thousand, twelve".