49649816 has 8 divisors (see below), whose sum is σ = 93093420. Its totient is φ = 24824904.

The previous prime is 49649797. The next prime is 49649833. The reversal of 49649816 is 61894694.

It is a happy number.

49649816 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

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 as a sum of consecutive naturals, namely, 3103106 + ... + 3103121.

Almost surely, 2^49649816 is an apocalyptic number.

It is an amenable number.

49649816 is a deficient number, since it is larger than the sum of its proper divisors (43443604).

49649816 is a wasteful number, since it uses less digits than its factorization.

49649816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6206233 (or 6206229 counting only the distinct ones).

The product of its digits is 373248, while the sum is 47.

The square root of 49649816 is about 7046.2625554261. The cubic root of 49649816 is about 367.5410748974.

The spelling of 49649816 in words is "forty-nine million, six hundred forty-nine thousand, eight hundred sixteen".