445980276 has 48 divisors (see below), whose sum is σ = 1321425280. Its totient is φ = 127422720.

The previous prime is 445980263. The next prime is 445980307. The reversal of 445980276 is 672089544.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294205 + ... + 295716.

Almost surely, 2^445980276 is an apocalyptic number.

It is an amenable number.

445980276 is an abundant number, since it is smaller than the sum of its proper divisors (875445004).

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

445980276 is a wasteful number, since it uses less digits than its factorization.

445980276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 589941 (or 589933 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 445980276 is about 21118.2450975454. The cubic root of 445980276 is about 764.0208618884.

The spelling of 445980276 in words is "four hundred forty-five million, nine hundred eighty thousand, two hundred seventy-six".