49396879 has 4 divisors (see below), whose sum is σ = 56453584. Its totient is φ = 42340176.

The previous prime is 49396873. The next prime is 49396909. The reversal of 49396879 is 97869394.

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 49396879 - 2²³ = 41008271 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 (49396873) 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, 3528342 + ... + 3528355.

It is an arithmetic number, because the mean of its divisors is an integer number (14113396).

Almost surely, 2^49396879 is an apocalyptic number.

49396879 is a deficient number, since it is larger than the sum of its proper divisors (7056705).

49396879 is an equidigital number, since it uses as much as digits as its factorization.

49396879 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7056704.

The product of its digits is 2939328, while the sum is 55.

The square root of 49396879 is about 7028.2913286232. The cubic root of 49396879 is about 366.9158758546.

The spelling of 49396879 in words is "forty-nine million, three hundred ninety-six thousand, eight hundred seventy-nine".