2197347 has 4 divisors (see below), whose sum is σ = 2929800. Its totient is φ = 1464896.

The previous prime is 2197333. The next prime is 2197357. The reversal of 2197347 is 7437912.

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

It is a cyclic number.

It is not a de Polignac number, because 2197347 - 2¹¹ = 2195299 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (2197357) 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, 366222 + ... + 366227.

It is an arithmetic number, because the mean of its divisors is an integer number (732450).

2^2197347 is an apocalyptic number.

2197347 is a deficient number, since it is larger than the sum of its proper divisors (732453).

2197347 is an equidigital number, since it uses as much as digits as its factorization.

2197347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732452.

The product of its digits is 10584, while the sum is 33.

The square root of 2197347 is about 1482.3451015199. The cubic root of 2197347 is about 130.0068438212.

The spelling of 2197347 in words is "two million, one hundred ninety-seven thousand, three hundred forty-seven".