49686856 has 16 divisors (see below), whose sum is σ = 95681340. Its totient is φ = 24171840.

The previous prime is 49686827. The next prime is 49686863. The reversal of 49686856 is 65868694.

It can be written as a sum of positive squares in 2 ways, for example, as 38862756 + 10824100 = 6234^2 + 3290^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83635 + ... + 84226.

Almost surely, 2^49686856 is an apocalyptic number.

It is an amenable number.

49686856 is a deficient number, since it is larger than the sum of its proper divisors (45994484).

49686856 is a wasteful number, since it uses less digits than its factorization.

49686856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167904 (or 167900 counting only the distinct ones).

The product of its digits is 2488320, while the sum is 52.

The square root of 49686856 is about 7048.8904091353. The cubic root of 49686856 is about 367.6324504454.

The spelling of 49686856 in words is "forty-nine million, six hundred eighty-six thousand, eight hundred fifty-six".