2121064 has 16 divisors (see below), whose sum is σ = 4338720. Its totient is φ = 964080.

The previous prime is 2121043. The next prime is 2121121. The reversal of 2121064 is 4601212.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11964 + ... + 12139.

It is an arithmetic number, because the mean of its divisors is an integer number (271170).

2^2121064 is an apocalyptic number.

It is an amenable number.

2121064 is an abundant number, since it is smaller than the sum of its proper divisors (2217656).

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

2121064 is a wasteful number, since it uses less digits than its factorization.

2121064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24120 (or 24116 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2121064 is about 1456.3873111230. The cubic root of 2121064 is about 128.4846534989.

Adding to 2121064 its reverse (4601212), we get a palindrome (6722276).

The spelling of 2121064 in words is "two million, one hundred twenty-one thousand, sixty-four".