49802111 has 4 divisors (see below), whose sum is σ = 51148152. Its totient is φ = 48456072.

The previous prime is 49802101. The next prime is 49802117. The reversal of 49802111 is 11120894.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11120894 = 2 ⋅5560447.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49802111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49802117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 672965 + ... + 673038.

It is an arithmetic number, because the mean of its divisors is an integer number (12787038).

Almost surely, 2^49802111 is an apocalyptic number.

49802111 is a deficient number, since it is larger than the sum of its proper divisors (1346041).

49802111 is a wasteful number, since it uses less digits than its factorization.

49802111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1346040.

The product of its (nonzero) digits is 576, while the sum is 26.

The square root of 49802111 is about 7057.0610738465. The cubic root of 49802111 is about 367.9164877249.

The spelling of 49802111 in words is "forty-nine million, eight hundred two thousand, one hundred eleven".