49649646 has 8 divisors (see below), whose sum is σ = 99299304. Its totient is φ = 16549880.

The previous prime is 49649627. The next prime is 49649651. The reversal of 49649646 is 64694694.

It is a sphenic number, since it is the product of 3 distinct primes.

49649646 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 49649595 and 49649604.

It is a congruent number.

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, 4137465 + ... + 4137476.

It is an arithmetic number, because the mean of its divisors is an integer number (12412413).

Almost surely, 2^49649646 is an apocalyptic number.

49649646 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

49649646 is a wasteful number, since it uses less digits than its factorization.

49649646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8274946.

The product of its digits is 1119744, while the sum is 48.

The square root of 49649646 is about 7046.2504922831. The cubic root of 49649646 is about 367.5406554125.

The spelling of 49649646 in words is "forty-nine million, six hundred forty-nine thousand, six hundred forty-six".