2421206044 has 12 divisors (see below), whose sum is σ = 4421332944. Its totient is φ = 1157968064.

The previous prime is 2421206017. The next prime is 2421206057. The reversal of 2421206044 is 4406021242.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13158637 + ... + 13158820.

It is an arithmetic number, because the mean of its divisors is an integer number (368444412).

Almost surely, 2^2421206044 is an apocalyptic number.

It is an amenable number.

2421206044 is a deficient number, since it is larger than the sum of its proper divisors (2000126900).

2421206044 is a wasteful number, since it uses less digits than its factorization.

2421206044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26317484 (or 26317482 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

The square root of 2421206044 is about 49205.7521434232. The cubic root of 2421206044 is about 1342.7976827517.

Adding to 2421206044 its reverse (4406021242), we get a palindrome (6827227286).

The spelling of 2421206044 in words is "two billion, four hundred twenty-one million, two hundred six thousand, forty-four".