2546622241 has 4 divisors (see below), whose sum is σ = 2546725552. Its totient is φ = 2546518932.

The previous prime is 2546622227. The next prime is 2546622257. The reversal of 2546622241 is 1422266452.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2546622241 - 2²¹ = 2544525089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2546622197 and 2546622206.

It is not an unprimeable number, because it can be changed into a prime (2546622271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9286 + ... + 71968.

It is an arithmetic number, because the mean of its divisors is an integer number (636681388).

Almost surely, 2^2546622241 is an apocalyptic number.

It is an amenable number.

2546622241 is a deficient number, since it is larger than the sum of its proper divisors (103311).

2546622241 is an equidigital number, since it uses as much as digits as its factorization.

2546622241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103310.

The product of its digits is 46080, while the sum is 34.

The square root of 2546622241 is about 50464.0688113830. The cubic root of 2546622241 is about 1365.5937147177.

Adding to 2546622241 its reverse (1422266452), we get a palindrome (3968888693).

The spelling of 2546622241 in words is "two billion, five hundred forty-six million, six hundred twenty-two thousand, two hundred forty-one".