5420256 has 48 divisors (see below), whose sum is σ = 14370048. Its totient is φ = 1788800.

The previous prime is 5420231. The next prime is 5420267. The reversal of 5420256 is 6520245.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12361 + ... + 12791.

It is an arithmetic number, because the mean of its divisors is an integer number (299376).

Almost surely, 2^5420256 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 5420256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7185024).

5420256 is an abundant number, since it is smaller than the sum of its proper divisors (8949792).

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

5420256 is a wasteful number, since it uses less digits than its factorization.

5420256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575 (or 567 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 5420256 is about 2328.1443254231. The cubic root of 5420256 is about 175.6601568824.

The spelling of 5420256 in words is "five million, four hundred twenty thousand, two hundred fifty-six".