2097806 has 8 divisors (see below), whose sum is σ = 3223584. Its totient is φ = 1023280.

The previous prime is 2097803. The next prime is 2097829. The reversal of 2097806 is 6087902.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2097803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12710 + ... + 12873.

It is an arithmetic number, because the mean of its divisors is an integer number (402948).

2^2097806 is an apocalyptic number.

2097806 is a deficient number, since it is larger than the sum of its proper divisors (1125778).

2097806 is a wasteful number, since it uses less digits than its factorization.

2097806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25626.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 2097806 is about 1448.3804748753. The cubic root of 2097806 is about 128.0133042812.

The spelling of 2097806 in words is "two million, ninety-seven thousand, eight hundred six".