6321012 has 24 divisors (see below), whose sum is σ = 14865312. Its totient is φ = 2090400.

The previous prime is 6320999. The next prime is 6321013. The reversal of 6321012 is 2101236.

It is an Ulam number.

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

It is a junction number, because it is equal to n+sod(n) for n = 6320982 and 6321000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6321013) 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 7 ways as a sum of consecutive naturals, for example, 439 + ... + 3582.

It is an arithmetic number, because the mean of its divisors is an integer number (619388).

Almost surely, 2^6321012 is an apocalyptic number.

It is an amenable number.

6321012 is an abundant number, since it is smaller than the sum of its proper divisors (8544300).

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

6321012 is a wasteful number, since it uses less digits than its factorization.

6321012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4159 (or 4157 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 6321012 is about 2514.1622859314. The cubic root of 6321012 is about 184.8965772065.

Adding to 6321012 its reverse (2101236), we get a palindrome (8422248).

The spelling of 6321012 in words is "six million, three hundred twenty-one thousand, twelve".