49947699 has 12 divisors (see below), whose sum is σ = 68053064. Its totient is φ = 32585664.

The previous prime is 49947691. The next prime is 49947721. The reversal of 49947699 is 99674994.

49947699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 49947699 - 2³ = 49947691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49947691) 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 11 ways as a sum of consecutive naturals, for example, 2859 + ... + 10395.

Almost surely, 2^49947699 is an apocalyptic number.

49947699 is a deficient number, since it is larger than the sum of its proper divisors (18105365).

49947699 is an equidigital number, since it uses as much as digits as its factorization.

49947699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7634 (or 7587 counting only the distinct ones).

The product of its digits is 4408992, while the sum is 57.

The square root of 49947699 is about 7067.3686050750. The cubic root of 49947699 is about 368.2746526958.

The spelling of 49947699 in words is "forty-nine million, nine hundred forty-seven thousand, six hundred ninety-nine".