50787856 has 40 divisors (see below), whose sum is σ = 112800320. Its totient is φ = 21700224.

The previous prime is 50787851. The next prime is 50787883. The reversal of 50787856 is 65878705.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (50787851) 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 7 ways as a sum of consecutive naturals, for example, 60850 + ... + 61678.

It is an arithmetic number, because the mean of its divisors is an integer number (2820008).

Almost surely, 2^50787856 is an apocalyptic number.

50787856 is a gapful number since it is divisible by the number (56) formed by its first and last digit.

It is an amenable number.

50787856 is an abundant number, since it is smaller than the sum of its proper divisors (62012464).

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

50787856 is a wasteful number, since it uses less digits than its factorization.

50787856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1391 (or 1385 counting only the distinct ones).

The product of its (nonzero) digits is 470400, while the sum is 46.

The square root of 50787856 is about 7126.5598994185. The cubic root of 50787856 is about 370.3280654949.

The spelling of 50787856 in words is "fifty million, seven hundred eighty-seven thousand, eight hundred fifty-six".