49506173 has 4 divisors (see below), whose sum is σ = 49589148. Its totient is φ = 49423200.

The previous prime is 49506157. The next prime is 49506179. The reversal of 49506173 is 37160594.

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 47306884 + 2199289 = 6878^2 + 1483^2 .

It is a cyclic number.

It is not a de Polignac number, because 49506173 - 2⁴ = 49506157 is a prime.

It is a super-2 number, since 2×49506173² = 4901722330211858, 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 (49506179) 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, 40586 + ... + 41787.

It is an arithmetic number, because the mean of its divisors is an integer number (12397287).

Almost surely, 2^49506173 is an apocalyptic number.

It is an amenable number.

49506173 is a deficient number, since it is larger than the sum of its proper divisors (82975).

49506173 is an equidigital number, since it uses as much as digits as its factorization.

49506173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82974.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 49506173 is about 7036.0623220662. The cubic root of 49506173 is about 367.1862854090.

The spelling of 49506173 in words is "forty-nine million, five hundred six thousand, one hundred seventy-three".