452191896 has 192 divisors, whose sum is σ = 1417197600. Its totient is φ = 134120448.

The previous prime is 452191889. The next prime is 452191907. The reversal of 452191896 is 698191254.

452191896 is a `hidden beast` number, since 452 + 19 + 189 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 732580 + ... + 733196.

Almost surely, 2^452191896 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 452191896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (708598800).

452191896 is an abundant number, since it is smaller than the sum of its proper divisors (965005704).

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

452191896 is a wasteful number, since it uses less digits than its factorization.

452191896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 680 (or 664 counting only the distinct ones).

The product of its digits is 155520, while the sum is 45.

The square root of 452191896 is about 21264.8041608664. The cubic root of 452191896 is about 767.5516181547.

The spelling of 452191896 in words is "four hundred fifty-two million, one hundred ninety-one thousand, eight hundred ninety-six".