2247721701 has 4 divisors (see below), whose sum is σ = 2996962272. Its totient is φ = 1498481132.

The previous prime is 2247721687. The next prime is 2247721709. The reversal of 2247721701 is 1071277422.

2247721701 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2247721701 - 2⁵ = 2247721669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2247721709) 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, 374620281 + ... + 374620286.

It is an arithmetic number, because the mean of its divisors is an integer number (749240568).

Almost surely, 2^2247721701 is an apocalyptic number.

It is an amenable number.

2247721701 is a deficient number, since it is larger than the sum of its proper divisors (749240571).

2247721701 is an equidigital number, since it uses as much as digits as its factorization.

2247721701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749240570.

The product of its (nonzero) digits is 10976, while the sum is 33.

The square root of 2247721701 is about 47410.1434399855. The cubic root of 2247721701 is about 1309.9282638495.

It can be divided in two parts, 2247721 and 701, that added together give a palindrome (2248422).

The spelling of 2247721701 in words is "two billion, two hundred forty-seven million, seven hundred twenty-one thousand, seven hundred one".