2366321 has 4 divisors (see below), whose sum is σ = 2382144. Its totient is φ = 2350500.

The previous prime is 2366311. The next prime is 2366347. The reversal of 2366321 is 1236632.

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 2366321 - 2¹⁴ = 2349937 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 (2366311) 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, 7685 + ... + 7986.

It is an arithmetic number, because the mean of its divisors is an integer number (595536).

2^2366321 is an apocalyptic number.

It is an amenable number.

2366321 is a deficient number, since it is larger than the sum of its proper divisors (15823).

2366321 is a wasteful number, since it uses less digits than its factorization.

2366321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15822.

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

The square root of 2366321 is about 1538.2850841115. The cubic root of 2366321 is about 133.2573643625.

The spelling of 2366321 in words is "two million, three hundred sixty-six thousand, three hundred twenty-one".