2366641 has 4 divisors (see below), whose sum is σ = 2402032.
Its totient is φ = 2331252.
The previous prime is 2366629. The next prime is 2366647. The reversal of 2366641 is 1466632.
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 2366641 - 27 = 2366513 is a prime.
It is a Duffinian number.
2366641 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (2366647) 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, 17595 + ... + 17728.
It is an arithmetic number, because the mean of its divisors is an integer number (600508).
22366641 is an apocalyptic number.
It is an amenable number.
2366641 is a deficient number, since it is larger than the sum of its proper divisors (35391).
2366641 is an equidigital number, since it uses as much as digits as its factorization.
2366641 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35390.
The product of its digits is 5184, while the sum is 28.
The square root of 2366641 is about 1538.3890925250.
The cubic root of 2366641 is about 133.2633709348.
Subtracting from 2366641 its reverse (1466632), we obtain a palindrome (900009).
The spelling of 2366641 in words is "two million, three hundred sixty-six thousand, six hundred forty-one".