49973 has 12 divisors (see below), whose sum is σ = 63840. Its totient is φ = 38280.

The previous prime is 49957. The next prime is 49991. The reversal of 49973 is 37994.

It is a happy number.

49973 is nontrivially palindromic in base 13.

49973 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 49973 - 2⁴ = 49957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49943) 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, 818 + ... + 876.

It is an arithmetic number, because the mean of its divisors is an integer number (5320).

2⁴⁹⁹⁷³ is an apocalyptic number.

It is an amenable number.

49973 is a deficient number, since it is larger than the sum of its proper divisors (13867).

49973 is a wasteful number, since it uses less digits than its factorization.

49973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88 (or 77 counting only the distinct ones).

The product of its digits is 6804, while the sum is 32.

The square root of 49973 is about 223.5464157619. The cubic root of 49973 is about 36.8336825357.

Adding to 49973 its sum of digits (32), we get a palindrome (50005).

The spelling of 49973 in words is "forty-nine thousand, nine hundred seventy-three".