2421648019 has 8 divisors (see below), whose sum is σ = 2767902560. Its totient is φ = 2075469696.

The previous prime is 2421647999. The next prime is 2421648037. The reversal of 2421648019 is 9108461242.

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

It is a cyclic number.

It is not a de Polignac number, because 2421648019 - 2²¹ = 2419550867 is a prime.

It is a super-2 number, since 2×2421648019² = 11728758255853248722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2421348019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92917 + ... + 116089.

It is an arithmetic number, because the mean of its divisors is an integer number (345987820).

Almost surely, 2^2421648019 is an apocalyptic number.

2421648019 is a deficient number, since it is larger than the sum of its proper divisors (346254541).

2421648019 is a wasteful number, since it uses less digits than its factorization.

2421648019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38109.

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 2421648019 is about 49210.2430292719. The cubic root of 2421648019 is about 1342.8793840315.

The spelling of 2421648019 in words is "two billion, four hundred twenty-one million, six hundred forty-eight thousand, nineteen".