2112506 has 16 divisors (see below), whose sum is σ = 3487968. Its totient is φ = 951600.

The previous prime is 2112499. The next prime is 2112511. The reversal of 2112506 is 6052112.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2516 + ... + 3248.

It is an arithmetic number, because the mean of its divisors is an integer number (217998).

2^2112506 is an apocalyptic number.

2112506 is a deficient number, since it is larger than the sum of its proper divisors (1375462).

2112506 is a wasteful number, since it uses less digits than its factorization.

2112506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 2112506 is about 1453.4462494361. The cubic root of 2112506 is about 128.3116186719.

Adding to 2112506 its reverse (6052112), we get a palindrome (8164618).

The spelling of 2112506 in words is "two million, one hundred twelve thousand, five hundred six".