49857216 has 112 divisors (see below), whose sum is σ = 141427200. Its totient is φ = 15455232.

The previous prime is 49857211. The next prime is 49857217. The reversal of 49857216 is 61275894.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (49857211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288106 + ... + 288278.

Almost surely, 2^49857216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49857216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70713600).

49857216 is an abundant number, since it is smaller than the sum of its proper divisors (91569984).

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

49857216 is a wasteful number, since it uses less digits than its factorization.

49857216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286 (or 276 counting only the distinct ones).

The product of its digits is 120960, while the sum is 42.

The square root of 49857216 is about 7060.9642401021. The cubic root of 49857216 is about 368.0521350207.

The spelling of 49857216 in words is "forty-nine million, eight hundred fifty-seven thousand, two hundred sixteen".