49923 has 12 divisors (see below), whose sum is σ = 75720. Its totient is φ = 32508.

The previous prime is 49921. The next prime is 49927. The reversal of 49923 is 32994.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

49923 is an esthetic number in base 11, because in such base its adjacent digits differ by 1.

It is not a de Polignac number, because 49923 - 2¹ = 49921 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a nialpdrome in base 9.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (49921) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1140 + ... + 1182.

It is an arithmetic number, because the mean of its divisors is an integer number (6310).

2⁴⁹⁹²³ is an apocalyptic number.

49923 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

49923 is a deficient number, since it is larger than the sum of its proper divisors (25797).

49923 is an equidigital number, since it uses as much as digits as its factorization.

49923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95 (or 46 counting only the distinct ones).

The product of its digits is 1944, while the sum is 27.

The square root of 49923 is about 223.4345541764. The cubic root of 49923 is about 36.8213939086.

Multiplying 49923 by its sum of digits (27), we get a square (1347921 = 1161²).

49923 divided by its sum of digits (27) gives a square (1849 = 43²).

The spelling of 49923 in words is "forty-nine thousand, nine hundred twenty-three".