49666648 has 8 divisors (see below), whose sum is σ = 93124980. Its totient is φ = 24833320.

The previous prime is 49666597. The next prime is 49666651. The reversal of 49666648 is 84666694.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3104158 + ... + 3104173.

Almost surely, 2^49666648 is an apocalyptic number.

It is an amenable number.

49666648 is a deficient number, since it is larger than the sum of its proper divisors (43458332).

49666648 is a wasteful number, since it uses less digits than its factorization.

49666648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6208337 (or 6208333 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 49.

The square root of 49666648 is about 7047.4568462673. The cubic root of 49666648 is about 367.5826041041.

The spelling of 49666648 in words is "forty-nine million, six hundred sixty-six thousand, six hundred forty-eight".