2349391 has 8 divisors (see below), whose sum is σ = 2623104. Its totient is φ = 2085720.

The previous prime is 2349371. The next prime is 2349419. The reversal of 2349391 is 1939432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2349391 - 2¹⁷ = 2218319 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2349301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2011 + ... + 2956.

It is an arithmetic number, because the mean of its divisors is an integer number (327888).

2^2349391 is an apocalyptic number.

2349391 is a deficient number, since it is larger than the sum of its proper divisors (273713).

2349391 is a wasteful number, since it uses less digits than its factorization.

2349391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5021.

The product of its digits is 5832, while the sum is 31.

The square root of 2349391 is about 1532.7723249067. The cubic root of 2349391 is about 132.9388038892.

The spelling of 2349391 in words is "two million, three hundred forty-nine thousand, three hundred ninety-one".