4256460 has 144 divisors (see below), whose sum is σ = 14859936. Its totient is φ = 976896.

The previous prime is 4256459. The next prime is 4256467. The reversal of 4256460 is 646524.

4256460 = 105² + 106² + ... + 240².

It is a happy number.

4256460 is a `hidden beast` number, since 42 + 564 + 60 = 666.

It is not an unprimeable number, because it can be changed into a prime (4256467) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 39727 + ... + 39833.

It is an arithmetic number, because the mean of its divisors is an integer number (103194).

Almost surely, 2^4256460 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 4256460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7429968).

4256460 is an abundant number, since it is smaller than the sum of its proper divisors (10603476).

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

4256460 is a wasteful number, since it uses less digits than its factorization.

4256460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152 (or 147 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 4256460 is about 2063.1189980222. The cubic root of 4256460 is about 162.0626186824.

It can be divided in two parts, 42564 and 60, that added together give a palindrome (42624).

The spelling of 4256460 in words is "four million, two hundred fifty-six thousand, four hundred sixty".