2153516 has 12 divisors (see below), whose sum is σ = 3786720. Its totient is φ = 1071600.

The previous prime is 2153507. The next prime is 2153519. The reversal of 2153516 is 6153512.

It is a junction number, because it is equal to n+sod(n) for n = 2153491 and 2153500.

It is not an unprimeable number, because it can be changed into a prime (2153519) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 260 + ... + 2091.

It is an arithmetic number, because the mean of its divisors is an integer number (315560).

2^2153516 is an apocalyptic number.

It is an amenable number.

2153516 is a deficient number, since it is larger than the sum of its proper divisors (1633204).

2153516 is a wasteful number, since it uses less digits than its factorization.

2153516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2584 (or 2582 counting only the distinct ones).

The product of its digits is 900, while the sum is 23.

The square root of 2153516 is about 1467.4862861369. The cubic root of 2153516 is about 129.1366058846.

The spelling of 2153516 in words is "two million, one hundred fifty-three thousand, five hundred sixteen".