455004 has 48 divisors (see below), whose sum is σ = 1290240. Its totient is φ = 137520.

The previous prime is 455003. The next prime is 455011. The reversal of 455004 is 400554.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nialpdrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (455003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 997 + ... + 1379.

It is an arithmetic number, because the mean of its divisors is an integer number (26880).

2⁴⁵⁵⁰⁰⁴ is an apocalyptic number.

455004 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 455004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (645120).

455004 is an abundant number, since it is smaller than the sum of its proper divisors (835236).

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

455004 is a wasteful number, since it uses less digits than its factorization.

455004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407 (or 399 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 18.

The square root of 455004 is about 674.5398431524. The cubic root of 455004 is about 76.9139421973.

Adding to 455004 its reverse (400554), we get a palindrome (855558).

The spelling of 455004 in words is "four hundred fifty-five thousand, four".