454040 has 16 divisors (see below), whose sum is σ = 1021680. Its totient is φ = 181600.

The previous prime is 454039. The next prime is 454061. The reversal of 454040 is 40454.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 5636 + ... + 5715.

It is an arithmetic number, because the mean of its divisors is an integer number (63855).

2⁴⁵⁴⁰⁴⁰ is an apocalyptic number.

454040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

454040 is an abundant number, since it is smaller than the sum of its proper divisors (567640).

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

454040 is a wasteful number, since it uses less digits than its factorization.

454040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11362 (or 11358 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 454040 is about 673.8249030720. The cubic root of 454040 is about 76.8595855581.

Adding to 454040 its reverse (40454), we get a palindrome (494494).

The spelling of 454040 in words is "four hundred fifty-four thousand, forty".