2546622242 has 8 divisors (see below), whose sum is σ = 3825384732. Its totient is φ = 1271494000.

The previous prime is 2546622227. The next prime is 2546622257. The reversal of 2546622242 is 2422266452.

It is an interprime number because it is at equal distance from previous prime (2546622227) and next prime (2546622257).

It can be written as a sum of positive squares in 2 ways, for example, as 1892337001 + 654285241 = 43501^2 + 25579^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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, 906809 + ... + 909612.

Almost surely, 2^2546622242 is an apocalyptic number.

2546622242 is a deficient number, since it is larger than the sum of its proper divisors (1278762490).

2546622242 is a wasteful number, since it uses less digits than its factorization.

2546622242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1817124.

The product of its digits is 92160, while the sum is 35.

The square root of 2546622242 is about 50464.0688212911. The cubic root of 2546622242 is about 1365.5937148965.

Adding to 2546622242 its reverse (2422266452), we get a palindrome (4968888694).

The spelling of 2546622242 in words is "two billion, five hundred forty-six million, six hundred twenty-two thousand, two hundred forty-two".