49649574 has 16 divisors (see below), whose sum is σ = 106937712. Its totient is φ = 15276768.

The previous prime is 49649543. The next prime is 49649581. The reversal of 49649574 is 47594694.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 318189 + ... + 318344.

It is an arithmetic number, because the mean of its divisors is an integer number (6683607).

Almost surely, 2^49649574 is an apocalyptic number.

49649574 is an abundant number, since it is smaller than the sum of its proper divisors (57288138).

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

49649574 is a wasteful number, since it uses less digits than its factorization.

49649574 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636551.

The product of its digits is 1088640, while the sum is 48.

The square root of 49649574 is about 7046.2453831810. The cubic root of 49649574 is about 367.5404777480.

The spelling of 49649574 in words is "forty-nine million, six hundred forty-nine thousand, five hundred seventy-four".