49360139 has 4 divisors (see below), whose sum is σ = 51506256. Its totient is φ = 47214024.

The previous prime is 49360127. The next prime is 49360147. The reversal of 49360139 is 93106394.

49360139 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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49360139 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 49360099 and 49360108.

It is not an unprimeable number, because it can be changed into a prime (49360169) 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, 1073024 + ... + 1073069.

It is an arithmetic number, because the mean of its divisors is an integer number (12876564).

Almost surely, 2^49360139 is an apocalyptic number.

49360139 is a deficient number, since it is larger than the sum of its proper divisors (2146117).

49360139 is a wasteful number, since it uses less digits than its factorization.

49360139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2146116.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 49360139 is about 7025.6771203920. The cubic root of 49360139 is about 366.8248860791.

The spelling of 49360139 in words is "forty-nine million, three hundred sixty thousand, one hundred thirty-nine".