2361321 has 6 divisors (see below), whose sum is σ = 3410810. Its totient is φ = 1574208.

The previous prime is 2361269. The next prime is 2361323. The reversal of 2361321 is 1231632.

It can be written as a sum of positive squares in only one way, i.e., 2359296 + 2025 = 1536^2 + 45^2 .

It is not a de Polignac number, because 2361321 - 2⁶ = 2361257 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 2361294 and 2361303.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2361323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 131176 + ... + 131193.

2^2361321 is an apocalyptic number.

It is an amenable number.

2361321 is a deficient number, since it is larger than the sum of its proper divisors (1049489).

2361321 is a wasteful number, since it uses less digits than its factorization.

2361321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262375 (or 262372 counting only the distinct ones).

The product of its digits is 216, while the sum is 18.

The square root of 2361321 is about 1536.6590383036. The cubic root of 2361321 is about 133.1634412559.

Adding to 2361321 its reverse (1231632), we get a palindrome (3592953).

The spelling of 2361321 in words is "two million, three hundred sixty-one thousand, three hundred twenty-one".