2096645 has 4 divisors (see below), whose sum is σ = 2515980. Its totient is φ = 1677312.

The previous prime is 2096639. The next prime is 2096681. The reversal of 2096645 is 5466902.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 564001 + 1532644 = 751^2 + 1238^2 .

It is a cyclic number.

It is not a de Polignac number, because 2096645 - 2⁴ = 2096629 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 209660 + ... + 209669.

It is an arithmetic number, because the mean of its divisors is an integer number (628995).

2^2096645 is an apocalyptic number.

It is an amenable number.

2096645 is a deficient number, since it is larger than the sum of its proper divisors (419335).

2096645 is an equidigital number, since it uses as much as digits as its factorization.

2096645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419334.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 2096645 is about 1447.9796269285. The cubic root of 2096645 is about 127.9896842272.

The spelling of 2096645 in words is "two million, ninety-six thousand, six hundred forty-five".