4921056 has 72 divisors (see below), whose sum is σ = 15999984. Its totient is φ = 1405440.

The previous prime is 4921051. The next prime is 4921061. The reversal of 4921056 is 6501294.

It is an interprime number because it is at equal distance from previous prime (4921051) and next prime (4921061).

It is a tau number, because it is divible by the number of its divisors (72).

It is an Ulam number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4921051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 796 + ... + 3236.

It is an arithmetic number, because the mean of its divisors is an integer number (222222).

Almost surely, 2^4921056 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 4921056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7999992).

4921056 is an abundant number, since it is smaller than the sum of its proper divisors (11078928).

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

4921056 is a wasteful number, since it uses less digits than its factorization.

4921056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2464 (or 2453 counting only the distinct ones).

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

The square root of 4921056 is about 2218.3453292939. The cubic root of 4921056 is about 170.0928673677.

The spelling of 4921056 in words is "four million, nine hundred twenty-one thousand, fifty-six".