48723173 has 4 divisors (see below), whose sum is σ = 51589260. Its totient is φ = 45857088.

The previous prime is 48723167. The next prime is 48723179. The reversal of 48723173 is 37132784.

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

It is an interprime number because it is at equal distance from previous prime (48723167) and next prime (48723179).

It can be written as a sum of positive squares in 2 ways, for example, as 22118209 + 26604964 = 4703^2 + 5158^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-48723173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48723179) 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, 1433018 + ... + 1433051.

It is an arithmetic number, because the mean of its divisors is an integer number (12897315).

Almost surely, 2^48723173 is an apocalyptic number.

It is an amenable number.

48723173 is a deficient number, since it is larger than the sum of its proper divisors (2866087).

48723173 is a wasteful number, since it uses less digits than its factorization.

48723173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2866086.

The product of its digits is 28224, while the sum is 35.

The square root of 48723173 is about 6980.1986361421. The cubic root of 48723173 is about 365.2401572065.

The spelling of 48723173 in words is "forty-eight million, seven hundred twenty-three thousand, one hundred seventy-three".