2006597 has 4 divisors (see below), whose sum is σ = 2075820. Its totient is φ = 1937376.

The previous prime is 2006579. The next prime is 2006603. The reversal of 2006597 is 7956002.

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 1256641 + 749956 = 1121^2 + 866^2 .

It is a cyclic number.

It is not a de Polignac number, because 2006597 - 2⁸ = 2006341 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29), and also a Moran number because the ratio is a prime number: 69193 = 2006597 / (2 + 0 + 0 + 6 + 5 + 9 + 7).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2006507) 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, 34568 + ... + 34625.

It is an arithmetic number, because the mean of its divisors is an integer number (518955).

2^2006597 is an apocalyptic number.

It is an amenable number.

2006597 is a deficient number, since it is larger than the sum of its proper divisors (69223).

2006597 is an equidigital number, since it uses as much as digits as its factorization.

2006597 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69222.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 2006597 is about 1416.5440339079. The cubic root of 2006597 is about 126.1304812755.

The spelling of 2006597 in words is "two million, six thousand, five hundred ninety-seven".