49912 has 16 divisors (see below), whose sum is σ = 99360. Its totient is φ = 23424.

The previous prime is 49891. The next prime is 49919. The reversal of 49912 is 21994.

49912 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a plaindrome in base 11.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49919) by changing a digit.

49912 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48 + ... + 319.

It is an arithmetic number, because the mean of its divisors is an integer number (6210).

2⁴⁹⁹¹² is an apocalyptic number.

It is an amenable number.

49912 is a deficient number, since it is larger than the sum of its proper divisors (49448).

49912 is a wasteful number, since it uses less digits than its factorization.

49912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390 (or 386 counting only the distinct ones).

The product of its digits is 648, while the sum is 25.

The square root of 49912 is about 223.4099371111. The cubic root of 49912 is about 36.8186893096.

It can be divided in two parts, 49 and 912, that added together give a square (961 = 31²).

The spelling of 49912 in words is "forty-nine thousand, nine hundred twelve".