2122516 has 12 divisors (see below), whose sum is σ = 4052160. Its totient is φ = 964760.

The previous prime is 2122513. The next prime is 2122531. The reversal of 2122516 is 6152212.

It is a junction number, because it is equal to n+sod(n) for n = 2122493 and 2122502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24076 + ... + 24163.

It is an arithmetic number, because the mean of its divisors is an integer number (337680).

2^2122516 is an apocalyptic number.

It is an amenable number.

2122516 is a deficient number, since it is larger than the sum of its proper divisors (1929644).

2122516 is a wasteful number, since it uses less digits than its factorization.

2122516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48254 (or 48252 counting only the distinct ones).

The product of its digits is 240, while the sum is 19.

The square root of 2122516 is about 1456.8857196088. The cubic root of 2122516 is about 128.5139653855.

Adding to 2122516 its reverse (6152212), we get a palindrome (8274728).

The spelling of 2122516 in words is "two million, one hundred twenty-two thousand, five hundred sixteen".