49911 has 8 divisors (see below), whose sum is σ = 67584. Its totient is φ = 32760.

The previous prime is 49891. The next prime is 49919. The reversal of 49911 is 11994.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 49911 - 2⁷ = 49783 is a prime.

It is a super-2 number, since 2×49911² = 4982215842, which contains 22 as substring.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 49911.

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

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 316 + ... + 446.

It is an arithmetic number, because the mean of its divisors is an integer number (8448).

2⁴⁹⁹¹¹ is an apocalyptic number.

49911 is a deficient number, since it is larger than the sum of its proper divisors (17673).

49911 is a wasteful number, since it uses less digits than its factorization.

49911 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261.

The product of its digits is 324, while the sum is 24.

The square root of 49911 is about 223.4076990616. The cubic root of 49911 is about 36.8184434172.

The spelling of 49911 in words is "forty-nine thousand, nine hundred eleven".