49340879 has 4 divisors (see below), whose sum is σ = 56389584. Its totient is φ = 42292176.

The previous prime is 49340849. The next prime is 49340881. The reversal of 49340879 is 97804394.

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-49340879 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 (49340849) 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, 3524342 + ... + 3524355.

It is an arithmetic number, because the mean of its divisors is an integer number (14097396).

Almost surely, 2^49340879 is an apocalyptic number.

49340879 is a deficient number, since it is larger than the sum of its proper divisors (7048705).

49340879 is an equidigital number, since it uses as much as digits as its factorization.

49340879 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7048704.

The product of its (nonzero) digits is 217728, while the sum is 44.

The square root of 49340879 is about 7024.3063002691. The cubic root of 49340879 is about 366.7771689903. Note that the first 3 decimals are identical.

The spelling of 49340879 in words is "forty-nine million, three hundred forty thousand, eight hundred seventy-nine".