454044432 has 120 divisors (see below), whose sum is σ = 1266293952. Its totient is φ = 140134400.

The previous prime is 454044407. The next prime is 454044457. The reversal of 454044432 is 234440454.

It is an interprime number because it is at equal distance from previous prime (454044407) and next prime (454044457).

It is a self number, because there is not a number n which added to its sum of digits gives 454044432.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 984682 + ... + 985142.

Almost surely, 2^454044432 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 454044432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (633146976).

454044432 is an abundant number, since it is smaller than the sum of its proper divisors (812249520).

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

454044432 is a wasteful number, since it uses less digits than its factorization.

454044432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 577 (or 554 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 30.

The square root of 454044432 is about 21308.3183756954. The cubic root of 454044432 is about 768.5983563932.

Adding to 454044432 its reverse (234440454), we get a palindrome (688484886).

The spelling of 454044432 in words is "four hundred fifty-four million, forty-four thousand, four hundred thirty-two".