4405256 has 8 divisors (see below), whose sum is σ = 8259870. Its totient is φ = 2202624.

The previous prime is 4405253. The next prime is 4405267. The reversal of 4405256 is 6525044.

It can be written as a sum of positive squares in only one way, i.e., 4268356 + 136900 = 2066^2 + 370^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (4405253) by changing a digit.

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 as a sum of consecutive naturals, namely, 275321 + ... + 275336.

Almost surely, 2^4405256 is an apocalyptic number.

It is an amenable number.

4405256 is a deficient number, since it is larger than the sum of its proper divisors (3854614).

4405256 is a wasteful number, since it uses less digits than its factorization.

4405256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550663 (or 550659 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 4405256 is about 2098.8701722594. The cubic root of 4405256 is about 163.9294759235.

The spelling of 4405256 in words is "four million, four hundred five thousand, two hundred fifty-six".