49876013 has 4 divisors (see below), whose sum is σ = 54410208. Its totient is φ = 45341820.

The previous prime is 49875997. The next prime is 49876019. The reversal of 49876013 is 31067894.

49876013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 49876013 - 2⁴ = 49875997 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49876019) 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, 2267081 + ... + 2267102.

It is an arithmetic number, because the mean of its divisors is an integer number (13602552).

Almost surely, 2^49876013 is an apocalyptic number.

It is an amenable number.

49876013 is a deficient number, since it is larger than the sum of its proper divisors (4534195).

49876013 is a wasteful number, since it uses less digits than its factorization.

49876013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4534194.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 49876013 is about 7062.2951651712. The cubic root of 49876013 is about 368.0983831354.

The spelling of 49876013 in words is "forty-nine million, eight hundred seventy-six thousand, thirteen".