49408686 has 24 divisors (see below), whose sum is σ = 107222544. Its totient is φ = 16443360.

The previous prime is 49408679. The next prime is 49408691. The reversal of 49408686 is 68680494.

It is a happy number.

49408686 is a `hidden beast` number, since 494 + 0 + 86 + 86 = 666.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11895 + ... + 15501.

It is an arithmetic number, because the mean of its divisors is an integer number (4467606).

Almost surely, 2^49408686 is an apocalyptic number.

49408686 is an abundant number, since it is smaller than the sum of its proper divisors (57813858).

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

49408686 is a wasteful number, since it uses less digits than its factorization.

49408686 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4376 (or 4373 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The square root of 49408686 is about 7029.1312407722. The cubic root of 49408686 is about 366.9451073278.

The spelling of 49408686 in words is "forty-nine million, four hundred eight thousand, six hundred eighty-six".