2472173247 has 4 divisors (see below), whose sum is σ = 3296231000. Its totient is φ = 1648115496.

The previous prime is 2472173227. The next prime is 2472173273. The reversal of 2472173247 is 7423712742.

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

It is not a de Polignac number, because 2472173247 - 2⁶ = 2472173183 is a prime.

It is a super-2 number, since 2×2472173247² = 12223281126365046018, 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 (2472173227) 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, 412028872 + ... + 412028877.

It is an arithmetic number, because the mean of its divisors is an integer number (824057750).

Almost surely, 2^2472173247 is an apocalyptic number.

2472173247 is a deficient number, since it is larger than the sum of its proper divisors (824057753).

2472173247 is an equidigital number, since it uses as much as digits as its factorization.

2472173247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824057752.

The product of its digits is 131712, while the sum is 39.

The square root of 2472173247 is about 49720.9538021949. The cubic root of 2472173247 is about 1352.1544468866.

Adding to 2472173247 its reverse (7423712742), we get a palindrome (9895885989).

The spelling of 2472173247 in words is "two billion, four hundred seventy-two million, one hundred seventy-three thousand, two hundred forty-seven".