455885 has 8 divisors (see below), whose sum is σ = 555000. Its totient is φ = 359424.

The previous prime is 455881. The next prime is 455899. The reversal of 455885 is 588554.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 42436 + 413449 = 206^2 + 643^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 455885 - 2² = 455881 is a prime.

It is a super-2 number, since 2×455885² = 415662266450, which contains 22 as substring.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 455885.

It is not an unprimeable number, because it can be changed into a prime (455881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 260 + ... + 989.

It is an arithmetic number, because the mean of its divisors is an integer number (69375).

2⁴⁵⁵⁸⁸⁵ is an apocalyptic number.

It is an amenable number.

455885 is a deficient number, since it is larger than the sum of its proper divisors (99115).

455885 is a wasteful number, since it uses less digits than its factorization.

455885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327.

The product of its digits is 32000, while the sum is 35.

The square root of 455885 is about 675.1925651249. The cubic root of 455885 is about 76.9635516483.

The spelling of 455885 in words is "four hundred fifty-five thousand, eight hundred eighty-five".