2297679 has 4 divisors (see below), whose sum is σ = 3063576. Its totient is φ = 1531784.

The previous prime is 2297671. The next prime is 2297693. The reversal of 2297679 is 9767922.

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 2297679 - 2³ = 2297671 is a prime.

It is a D-number.

2297679 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 2297679.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2297671) 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, 382944 + ... + 382949.

It is an arithmetic number, because the mean of its divisors is an integer number (765894).

2^2297679 is an apocalyptic number.

2297679 is a deficient number, since it is larger than the sum of its proper divisors (765897).

2297679 is an equidigital number, since it uses as much as digits as its factorization.

2297679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765896.

The product of its digits is 95256, while the sum is 42.

The square root of 2297679 is about 1515.8096846240. The cubic root of 2297679 is about 131.9561952904.

The spelling of 2297679 in words is "two million, two hundred ninety-seven thousand, six hundred seventy-nine".