49423 has 4 divisors (see below), whose sum is σ = 53928. Its totient is φ = 44920.

The previous prime is 49417. The next prime is 49429. The reversal of 49423 is 32494.

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 (49417) and next prime (49429).

It is a cyclic number.

It is not a de Polignac number, because 49423 - 2⁵ = 49391 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 49394 and 49403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2236 + ... + 2257.

It is an arithmetic number, because the mean of its divisors is an integer number (13482).

2⁴⁹⁴²³ is an apocalyptic number.

49423 is a deficient number, since it is larger than the sum of its proper divisors (4505).

49423 is a wasteful number, since it uses less digits than its factorization.

49423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4504.

The product of its digits is 864, while the sum is 22.

The square root of 49423 is about 222.3128426340. The cubic root of 49423 is about 36.6980539324.

The spelling of 49423 in words is "forty-nine thousand, four hundred twenty-three".