49459986 has 24 divisors (see below), whose sum is σ = 107351244. Its totient is φ = 16457760.

The previous prime is 49459979. The next prime is 49459997. The reversal of 49459986 is 68995494.

49459986 is a `hidden beast` number, since 49 + 4 + 599 + 8 + 6 = 666.

49459986 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 48566961 + 893025 = 6969^2 + 945^2 .

It is an unprimeable number.

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, 9820 + ... + 13976.

Almost surely, 2^49459986 is an apocalyptic number.

49459986 is an abundant number, since it is smaller than the sum of its proper divisors (57891258).

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

49459986 is a wasteful number, since it uses less digits than its factorization.

49459986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4826 (or 4823 counting only the distinct ones).

The product of its digits is 2799360, while the sum is 54.

The square root of 49459986 is about 7032.7793936679. The cubic root of 49459986 is about 367.0720605307.

The spelling of 49459986 in words is "forty-nine million, four hundred fifty-nine thousand, nine hundred eighty-six".