452447856 has 200 divisors, whose sum is σ = 1526446944. Its totient is φ = 126696960.

The previous prime is 452447839. The next prime is 452447873. The reversal of 452447856 is 658744254.

452447856 is a `hidden beast` number, since 4 + 524 + 4 + 78 + 56 = 666.

It is an interprime number because it is at equal distance from previous prime (452447839) and next prime (452447873).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 480346 + ... + 481286.

Almost surely, 2^452447856 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 452447856, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (763223472).

452447856 is an abundant number, since it is smaller than the sum of its proper divisors (1073999088).

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

452447856 is a wasteful number, since it uses less digits than its factorization.

452447856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1021 (or 1006 counting only the distinct ones).

The product of its digits is 1075200, while the sum is 45.

The square root of 452447856 is about 21270.8217048613. The cubic root of 452447856 is about 767.6964132125.

The spelling of 452447856 in words is "four hundred fifty-two million, four hundred forty-seven thousand, eight hundred fifty-six".