2260720173 has 4 divisors (see below), whose sum is σ = 3014293568. Its totient is φ = 1507146780.

The previous prime is 2260720157. The next prime is 2260720193. The reversal of 2260720173 is 3710270622.

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 not a de Polignac number, because 2260720173 - 2⁴ = 2260720157 is a prime.

It is a super-2 number, since 2×2260720173² = 10221711401218299858, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2260720173.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2260720193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 376786693 + ... + 376786698.

It is an arithmetic number, because the mean of its divisors is an integer number (753573392).

Almost surely, 2^2260720173 is an apocalyptic number.

It is an amenable number.

2260720173 is a deficient number, since it is larger than the sum of its proper divisors (753573395).

2260720173 is an equidigital number, since it uses as much as digits as its factorization.

2260720173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 753573394.

The product of its (nonzero) digits is 7056, while the sum is 30.

The square root of 2260720173 is about 47547.0311691487. The cubic root of 2260720173 is about 1312.4484970629.

Adding to 2260720173 its reverse (3710270622), we get a palindrome (5970990795).

The spelling of 2260720173 in words is "two billion, two hundred sixty million, seven hundred twenty thousand, one hundred seventy-three".