2332409 has 4 divisors (see below), whose sum is σ = 2407680. Its totient is φ = 2257140.

The previous prime is 2332403. The next prime is 2332427. The reversal of 2332409 is 9042332.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2332409 - 2⁸ = 2332153 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2332403) 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 3 ways as a sum of consecutive naturals, for example, 37589 + ... + 37650.

It is an arithmetic number, because the mean of its divisors is an integer number (601920).

2^2332409 is an apocalyptic number.

It is an amenable number.

2332409 is a deficient number, since it is larger than the sum of its proper divisors (75271).

2332409 is an equidigital number, since it uses as much as digits as its factorization.

2332409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75270.

The product of its (nonzero) digits is 1296, while the sum is 23.

The square root of 2332409 is about 1527.2226425770. Note that the first 3 decimals coincide. The cubic root of 2332409 is about 132.6177237823.

The spelling of 2332409 in words is "two million, three hundred thirty-two thousand, four hundred nine".