454480344 has 96 divisors (see below), whose sum is σ = 1279278000. Its totient is φ = 145587456.

The previous prime is 454480343. The next prime is 454480357. The reversal of 454480344 is 443084454.

454480344 is a `hidden beast` number, since 4 + 544 + 80 + 34 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 454480299 and 454480308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454480343) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 640662 + ... + 641370.

Almost surely, 2^454480344 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 454480344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (639639000).

454480344 is an abundant number, since it is smaller than the sum of its proper divisors (824797656).

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

454480344 is a wasteful number, since it uses less digits than its factorization.

454480344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057 (or 1050 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 36.

The square root of 454480344 is about 21318.5446032322. The cubic root of 454480344 is about 768.8442457525.

The spelling of 454480344 in words is "four hundred fifty-four million, four hundred eighty thousand, three hundred forty-four".