49811894 has 8 divisors (see below), whose sum is σ = 81510408. Its totient is φ = 22641760.

The previous prime is 49811893. The next prime is 49811897.

49811894 is nontrivially palindromic in base 10.

49811894 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49811893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1132067 + ... + 1132110.

It is an arithmetic number, because the mean of its divisors is an integer number (10188801).

Almost surely, 2^49811894 is an apocalyptic number.

49811894 is a deficient number, since it is larger than the sum of its proper divisors (31698514).

49811894 is a wasteful number, since it uses less digits than its factorization.

49811894 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2264190.

The product of its digits is 82944, while the sum is 44.

The square root of 49811894 is about 7057.7541753734. The cubic root of 49811894 is about 367.9405770072.

It can be divided in two parts, 49811 and 894, that added together give a palindrome (50705).

The spelling of 49811894 in words is "forty-nine million, eight hundred eleven thousand, eight hundred ninety-four".