4255824 has 20 divisors (see below), whose sum is σ = 10994336. Its totient is φ = 1418592.

The previous prime is 4255817. The next prime is 4255859. The reversal of 4255824 is 4285524.

It is a super-2 number, since 2×4255824² = 36224075837952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4255791 and 4255800.

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 3 ways as a sum of consecutive naturals, for example, 44284 + ... + 44379.

Almost surely, 2^4255824 is an apocalyptic number.

It is an amenable number.

4255824 is an abundant number, since it is smaller than the sum of its proper divisors (6738512).

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

4255824 is a wasteful number, since it uses less digits than its factorization.

4255824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88674 (or 88668 counting only the distinct ones).

The product of its digits is 12800, while the sum is 30.

The square root of 4255824 is about 2062.9648567050. The cubic root of 4255824 is about 162.0545464847.

Adding to 4255824 its product of digits (12800), we get a palindrome (4268624).

The spelling of 4255824 in words is "four million, two hundred fifty-five thousand, eight hundred twenty-four".