48172643 has 4 divisors (see below), whose sum is σ = 48186600. Its totient is φ = 48158688.

The previous prime is 48172639. The next prime is 48172651. The reversal of 48172643 is 34627184.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 48172643 - 2² = 48172639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48172633) 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, 2408 + ... + 10106.

It is an arithmetic number, because the mean of its divisors is an integer number (12046650).

Almost surely, 2^48172643 is an apocalyptic number.

48172643 is a deficient number, since it is larger than the sum of its proper divisors (13957).

48172643 is an equidigital number, since it uses as much as digits as its factorization.

48172643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13956.

The product of its digits is 32256, while the sum is 35.

The square root of 48172643 is about 6940.6514823898. The cubic root of 48172643 is about 363.8593099366.

The spelling of 48172643 in words is "forty-eight million, one hundred seventy-two thousand, six hundred forty-three".