2327641 has 2 divisors, whose sum is σ = 2327642. Its totient is φ = 2327640.

The previous prime is 2327639. The next prime is 2327651. The reversal of 2327641 is 1467232.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1679616 + 648025 = 1296^2 + 805^2 .

It is a cyclic number.

It is not a de Polignac number, because 2327641 - 2¹ = 2327639 is a prime.

Together with 2327639, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2327651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1163820 + 1163821.

It is an arithmetic number, because the mean of its divisors is an integer number (1163821).

2^2327641 is an apocalyptic number.

2327641 is the 816-th centered heptagonal number.

It is an amenable number.

2327641 is a deficient number, since it is larger than the sum of its proper divisors (1).

2327641 is an equidigital number, since it uses as much as digits as its factorization.

2327641 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2016, while the sum is 25.

The square root of 2327641 is about 1525.6608404229. The cubic root of 2327641 is about 132.5272947211.

Subtracting from 2327641 its product of digits (2016), we obtain a square (2325625 = 1525²).

The spelling of 2327641 in words is "two million, three hundred twenty-seven thousand, six hundred forty-one".