2349691 has 4 divisors (see below), whose sum is σ = 2357512. Its totient is φ = 2341872.

The previous prime is 2349679. The next prime is 2349701. The reversal of 2349691 is 1969432.

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 2349691 - 2¹⁹ = 1825403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2349091) 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, 3441 + ... + 4066.

It is an arithmetic number, because the mean of its divisors is an integer number (589378).

2^2349691 is an apocalyptic number.

2349691 is a deficient number, since it is larger than the sum of its proper divisors (7821).

2349691 is an equidigital number, since it uses as much as digits as its factorization.

2349691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7820.

The product of its digits is 11664, while the sum is 34.

The square root of 2349691 is about 1532.8701836751. The cubic root of 2349691 is about 132.9444620851.

The spelling of 2349691 in words is "two million, three hundred forty-nine thousand, six hundred ninety-one".