2521106 has 32 divisors (see below), whose sum is σ = 4611072. Its totient is φ = 1010880.

The previous prime is 2521093. The next prime is 2521111. The reversal of 2521106 is 6011252.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15980 + ... + 16136.

It is an arithmetic number, because the mean of its divisors is an integer number (144096).

2^2521106 is an apocalyptic number.

2521106 is a deficient number, since it is larger than the sum of its proper divisors (2089966).

2521106 is a wasteful number, since it uses less digits than its factorization.

2521106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234.

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

The square root of 2521106 is about 1587.7991056806. The cubic root of 2521106 is about 136.1017476768.

Adding to 2521106 its reverse (6011252), we get a palindrome (8532358).

The spelling of 2521106 in words is "two million, five hundred twenty-one thousand, one hundred six".