49727856 has 80 divisors (see below), whose sum is σ = 137268000. Its totient is φ = 15458304.

The previous prime is 49727831. The next prime is 49727857. The reversal of 49727856 is 65872794.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49727857) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121380 + ... + 121788.

It is an arithmetic number, because the mean of its divisors is an integer number (1715850).

Almost surely, 2^49727856 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 49727856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68634000).

49727856 is an abundant number, since it is smaller than the sum of its proper divisors (87540144).

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

49727856 is a wasteful number, since it uses less digits than its factorization.

49727856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 586 (or 580 counting only the distinct ones).

The product of its digits is 846720, while the sum is 48.

The square root of 49727856 is about 7051.7980685780. The cubic root of 49727856 is about 367.7335421470.

The spelling of 49727856 in words is "forty-nine million, seven hundred twenty-seven thousand, eight hundred fifty-six".