49713173 has 4 divisors (see below), whose sum is σ = 49837548. Its totient is φ = 49588800.

The previous prime is 49713161. The next prime is 49713187. The reversal of 49713173 is 37131794.

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

It can be written as a sum of positive squares in 2 ways, for example, as 44063044 + 5650129 = 6638^2 + 2377^2 .

It is a cyclic number.

It is not a de Polignac number, because 49713173 - 2¹⁰ = 49712149 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49713473) 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, 61586 + ... + 62387.

It is an arithmetic number, because the mean of its divisors is an integer number (12459387).

Almost surely, 2^49713173 is an apocalyptic number.

It is an amenable number.

49713173 is a deficient number, since it is larger than the sum of its proper divisors (124375).

49713173 is a wasteful number, since it uses less digits than its factorization.

49713173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124374.

The product of its digits is 15876, while the sum is 35.

The square root of 49713173 is about 7050.7569097225. The cubic root of 49713173 is about 367.6973453783.

The spelling of 49713173 in words is "forty-nine million, seven hundred thirteen thousand, one hundred seventy-three".