2103976 has 16 divisors (see below), whose sum is σ = 4508640. Its totient is φ = 901680.

The previous prime is 2103973. The next prime is 2103977. The reversal of 2103976 is 6793012.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2103973) 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, 18730 + ... + 18841.

It is an arithmetic number, because the mean of its divisors is an integer number (281790).

2^2103976 is an apocalyptic number.

It is an amenable number.

2103976 is an abundant number, since it is smaller than the sum of its proper divisors (2404664).

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

2103976 is a wasteful number, since it uses less digits than its factorization.

2103976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37584 (or 37580 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 2103976 is about 1450.5088762224. The cubic root of 2103976 is about 128.1386843207.

Adding to 2103976 its reverse (6793012), we get a palindrome (8896988).

It can be divided in two parts, 21039 and 76, that added together give a triangular number (21115 = T₂₀₅).

The spelling of 2103976 in words is "two million, one hundred three thousand, nine hundred seventy-six".