49786668 has 36 divisors (see below), whose sum is σ = 126064848. Its totient is φ = 16567200.

The previous prime is 49786621. The next prime is 49786673. The reversal of 49786668 is 86668794.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37618 + ... + 38918.

Almost surely, 2^49786668 is an apocalyptic number.

It is an amenable number.

49786668 is an abundant number, since it is smaller than the sum of its proper divisors (76278180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49786668 is a wasteful number, since it uses less digits than its factorization.

49786668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2374 (or 2369 counting only the distinct ones).

The product of its digits is 3483648, while the sum is 54.

The square root of 49786668 is about 7055.9668366568. The cubic root of 49786668 is about 367.8784550553.

The spelling of 49786668 in words is "forty-nine million, seven hundred eighty-six thousand, six hundred sixty-eight".