2009097 has 8 divisors (see below), whose sum is σ = 2976480. Its totient is φ = 1339380.

The previous prime is 2009093. The next prime is 2009107. The reversal of 2009097 is 7909002.

It is not a de Polignac number, because 2009097 - 2² = 2009093 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 74411 = 2009097 / (2 + 0 + 0 + 9 + 0 + 9 + 7).

It is a self number, because there is not a number n which added to its sum of digits gives 2009097.

It is not an unprimeable number, because it can be changed into a prime (2009093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37179 + ... + 37232.

It is an arithmetic number, because the mean of its divisors is an integer number (372060).

2^2009097 is an apocalyptic number.

2009097 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

2009097 is a deficient number, since it is larger than the sum of its proper divisors (967383).

2009097 is an equidigital number, since it uses as much as digits as its factorization.

2009097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74420 (or 74414 counting only the distinct ones).

The product of its (nonzero) digits is 1134, while the sum is 27.

The square root of 2009097 is about 1417.4261885545. The cubic root of 2009097 is about 126.1828411232.

The spelling of 2009097 in words is "two million, nine thousand, ninety-seven".