49176139 has 4 divisors (see below), whose sum is σ = 51314256. Its totient is φ = 47038024.

The previous prime is 49176119. The next prime is 49176163. The reversal of 49176139 is 93167194.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49176139 - 2¹³ = 49167947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49176119) 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, 1069024 + ... + 1069069.

It is an arithmetic number, because the mean of its divisors is an integer number (12828564).

Almost surely, 2^49176139 is an apocalyptic number.

49176139 is a deficient number, since it is larger than the sum of its proper divisors (2138117).

49176139 is a wasteful number, since it uses less digits than its factorization.

49176139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2138116.

The product of its digits is 40824, while the sum is 40.

The square root of 49176139 is about 7012.5700709512. The cubic root of 49176139 is about 366.3685136389.

The spelling of 49176139 in words is "forty-nine million, one hundred seventy-six thousand, one hundred thirty-nine".