2100516 has 24 divisors (see below), whose sum is σ = 5347104. Its totient is φ = 636480.

The previous prime is 2100493. The next prime is 2100523. The reversal of 2100516 is 6150012.

It is a junction number, because it is equal to n+sod(n) for n = 2100495 and 2100504.

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, 7825 + ... + 8088.

It is an arithmetic number, because the mean of its divisors is an integer number (222796).

2^2100516 is an apocalyptic number.

It is an amenable number.

2100516 is an abundant number, since it is smaller than the sum of its proper divisors (3246588).

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

2100516 is a wasteful number, since it uses less digits than its factorization.

2100516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15931 (or 15929 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 2100516 is about 1449.3157005980. The cubic root of 2100516 is about 128.0684041930.

Adding to 2100516 its reverse (6150012), we get a palindrome (8250528).

The spelling of 2100516 in words is "two million, one hundred thousand, five hundred sixteen".