2100536 has 8 divisors (see below), whose sum is σ = 3938520. Its totient is φ = 1050264.

The previous prime is 2100533. The next prime is 2100541. The reversal of 2100536 is 6350012.

It is a tau number, because it is divible by the number of its divisors (8).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100533) 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 as a sum of consecutive naturals, namely, 131276 + ... + 131291.

It is an arithmetic number, because the mean of its divisors is an integer number (492315).

2^2100536 is an apocalyptic number.

It is an amenable number.

2100536 is a deficient number, since it is larger than the sum of its proper divisors (1837984).

2100536 is a wasteful number, since it uses less digits than its factorization.

2100536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262573 (or 262569 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 2100536 is about 1449.3226003896. The cubic root of 2100536 is about 128.0688106582.

Adding to 2100536 its reverse (6350012), we get a palindrome (8450548).

The spelling of 2100536 in words is "two million, one hundred thousand, five hundred thirty-six".