454897152 has 120 divisors (see below), whose sum is σ = 1390330656. Its totient is φ = 142688256.

The previous prime is 454897147. The next prime is 454897153. The reversal of 454897152 is 251798454.

454897152 is a `hidden beast` number, since 4 + 548 + 97 + 15 + 2 = 666.

It is a super-2 number, since 2×454897152² = 413862837795422208, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 454897098 and 454897107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (454897153) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 75433 + ... + 81239.

Almost surely, 2^454897152 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 454897152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (695165328).

454897152 is an abundant number, since it is smaller than the sum of its proper divisors (935433504).

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

454897152 is a wasteful number, since it uses less digits than its factorization.

454897152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5848 (or 5829 counting only the distinct ones).

The product of its digits is 403200, while the sum is 45.

The square root of 454897152 is about 21328.3180771480. The cubic root of 454897152 is about 769.0792119220.

The spelling of 454897152 in words is "four hundred fifty-four million, eight hundred ninety-seven thousand, one hundred fifty-two".