49479719 has 2 divisors, whose sum is σ = 49479720. Its totient is φ = 49479718.

The previous prime is 49479653. The next prime is 49479721. The reversal of 49479719 is 91797494.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 49479719 - 2²⁴ = 32702503 is a prime.

It is a super-2 number, since 2×49479719² = 4896485184637922, which contains 22 as substring.

Together with 49479721, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49479779) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24739859 + 24739860.

It is an arithmetic number, because the mean of its divisors is an integer number (24739860).

Almost surely, 2^49479719 is an apocalyptic number.

49479719 is a deficient number, since it is larger than the sum of its proper divisors (1).

49479719 is an equidigital number, since it uses as much as digits as its factorization.

49479719 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 571536, while the sum is 50.

The square root of 49479719 is about 7034.1821841633. The cubic root of 49479719 is about 367.1208708281.

The spelling of 49479719 in words is "forty-nine million, four hundred seventy-nine thousand, seven hundred nineteen".