2421170671 has 4 divisors (see below), whose sum is σ = 2424747672. Its totient is φ = 2417593672.

The previous prime is 2421170659. The next prime is 2421170681. The reversal of 2421170671 is 1760711242.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2421170671 - 2⁹ = 2421170159 is a prime.

It is a super-2 number, since 2×2421170671² = 11724134836221180482, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2421170611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1787485 + ... + 1788838.

It is an arithmetic number, because the mean of its divisors is an integer number (606186918).

Almost surely, 2^2421170671 is an apocalyptic number.

2421170671 is a deficient number, since it is larger than the sum of its proper divisors (3577001).

2421170671 is an equidigital number, since it uses as much as digits as its factorization.

2421170671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3577000.

The product of its (nonzero) digits is 4704, while the sum is 31.

The square root of 2421170671 is about 49205.3927024264. The cubic root of 2421170671 is about 1342.7911434468.

The spelling of 2421170671 in words is "two billion, four hundred twenty-one million, one hundred seventy thousand, six hundred seventy-one".