445532976 has 240 divisors, whose sum is σ = 1537719040. Its totient is φ = 117573120.

The previous prime is 445532963. The next prime is 445533007. The reversal of 445532976 is 679235544.

445532976 is a `hidden beast` number, since 4 + 4 + 553 + 2 + 97 + 6 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 823266 + ... + 823806.

Almost surely, 2^445532976 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 445532976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (768859520).

445532976 is an abundant number, since it is smaller than the sum of its proper divisors (1092186064).

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

445532976 is a wasteful number, since it uses less digits than its factorization.

445532976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624 (or 615 counting only the distinct ones).

The product of its digits is 907200, while the sum is 45.

The square root of 445532976 is about 21107.6520721752. The cubic root of 445532976 is about 763.7653492075.

The spelling of 445532976 in words is "four hundred forty-five million, five hundred thirty-two thousand, nine hundred seventy-six".