2421116626 has 8 divisors (see below), whose sum is σ = 3635799804. Its totient is φ = 1209183360.

The previous prime is 2421116617. The next prime is 2421116627. The reversal of 2421116626 is 6266111242.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2420738401 + 378225 = 49201^2 + 615^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2421116627) 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, 685275 + ... + 688798.

Almost surely, 2^2421116626 is an apocalyptic number.

2421116626 is a deficient number, since it is larger than the sum of its proper divisors (1214683178).

2421116626 is a wasteful number, since it uses less digits than its factorization.

2421116626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1374956.

The product of its digits is 6912, while the sum is 31.

The square root of 2421116626 is about 49204.8435217510. The cubic root of 2421116626 is about 1342.7811521798.

Adding to 2421116626 its reverse (6266111242), we get a palindrome (8687227868).

The spelling of 2421116626 in words is "two billion, four hundred twenty-one million, one hundred sixteen thousand, six hundred twenty-six".