49021056 has 96 divisors (see below), whose sum is σ = 161241600. Its totient is φ = 14003712.

The previous prime is 49021043. The next prime is 49021061. The reversal of 49021056 is 65012094.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5025 + ... + 11103.

It is an arithmetic number, because the mean of its divisors is an integer number (1679600).

Almost surely, 2^49021056 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 49021056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (80620800).

49021056 is an abundant number, since it is smaller than the sum of its proper divisors (112220544).

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

49021056 is a wasteful number, since it uses less digits than its factorization.

49021056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6106 (or 6091 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 49021056 is about 7001.5038384621. The cubic root of 49021056 is about 365.9829786942.

The spelling of 49021056 in words is "forty-nine million, twenty-one thousand, fifty-six".