2329391 has 8 divisors (see below), whose sum is σ = 2480544. Its totient is φ = 2179840.

The previous prime is 2329387. The next prime is 2329399. The reversal of 2329391 is 1939232.

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 2329391 - 2² = 2329387 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2329399) 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, 4211 + ... + 4731.

It is an arithmetic number, because the mean of its divisors is an integer number (310068).

2^2329391 is an apocalyptic number.

2329391 is a deficient number, since it is larger than the sum of its proper divisors (151153).

2329391 is a wasteful number, since it uses less digits than its factorization.

2329391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 801.

The product of its digits is 2916, while the sum is 29.

The square root of 2329391 is about 1526.2342546280. The cubic root of 2329391 is about 132.5604992498.

It can be divided in two parts, 232 and 9391, that multiplied together give a palindrome (2178712).

The spelling of 2329391 in words is "two million, three hundred twenty-nine thousand, three hundred ninety-one".