49940173 has 8 divisors (see below), whose sum is σ = 51251256. Its totient is φ = 48633600.

The previous prime is 49940167. The next prime is 49940183. The reversal of 49940173 is 37104994.

It can be written as a sum of positive squares in 4 ways, for example, as 1247689 + 48692484 = 1117^2 + 6978^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 49940173 - 2⁵ = 49940141 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 (49940123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41265 + ... + 42457.

It is an arithmetic number, because the mean of its divisors is an integer number (6406407).

Almost surely, 2^49940173 is an apocalyptic number.

It is an amenable number.

49940173 is a deficient number, since it is larger than the sum of its proper divisors (1311083).

49940173 is a wasteful number, since it uses less digits than its factorization.

49940173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2255.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 49940173 is about 7066.8361379050. The cubic root of 49940173 is about 368.2561548517.

The spelling of 49940173 in words is "forty-nine million, nine hundred forty thousand, one hundred seventy-three".