455556 has 12 divisors (see below), whose sum is σ = 1062992. Its totient is φ = 151848.

The previous prime is 455537. The next prime is 455557. The reversal of 455556 is 655554.

455556 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (455557) by changing a digit.

It is an upside-down number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18970 + ... + 18993.

2⁴⁵⁵⁵⁵⁶ is an apocalyptic number.

It is an amenable number.

455556 is an abundant number, since it is smaller than the sum of its proper divisors (607436).

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

455556 is a wasteful number, since it uses less digits than its factorization.

455556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37970 (or 37968 counting only the distinct ones).

The product of its digits is 15000, while the sum is 30.

The square root of 455556 is about 674.9488869537. The cubic root of 455556 is about 76.9450330145.

The spelling of 455556 in words is "four hundred fifty-five thousand, five hundred fifty-six".