2101376 has 16 divisors (see below), whose sum is σ = 4186590. Its totient is φ = 1050624.

The previous prime is 2101357. The next prime is 2101391. The reversal of 2101376 is 6731012.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1960000 + 141376 = 1400^2 + 376^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (3) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8081 + ... + 8336.

2^2101376 is an apocalyptic number.

It is an amenable number.

2101376 is a deficient number, since it is larger than the sum of its proper divisors (2085214).

2101376 is an equidigital number, since it uses as much as digits as its factorization.

2101376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16431 (or 16419 counting only the distinct ones).

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 2101376 is about 1449.6123619782. The cubic root of 2101376 is about 128.0858798672.

Adding to 2101376 its reverse (6731012), we get a palindrome (8832388).

The spelling of 2101376 in words is "two million, one hundred one thousand, three hundred seventy-six".