445484556 has 48 divisors (see below), whose sum is σ = 1259959680. Its totient is φ = 134994960.

The previous prime is 445484531. The next prime is 445484581. The reversal of 445484556 is 655484544.

It is a happy number.

445484556 is a `hidden beast` number, since 44 + 54 + 8 + 4 + 556 = 666.

It is an interprime number because it is at equal distance from previous prime (445484531) and next prime (445484581).

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

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 15 ways as a sum of consecutive naturals, for example, 186306 + ... + 188681.

It is an arithmetic number, because the mean of its divisors is an integer number (26249160).

Almost surely, 2^445484556 is an apocalyptic number.

It is an amenable number.

445484556 is an abundant number, since it is smaller than the sum of its proper divisors (814475124).

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

445484556 is a wasteful number, since it uses less digits than its factorization.

445484556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375011 (or 375003 counting only the distinct ones).

The product of its digits is 1536000, while the sum is 45.

The square root of 445484556 is about 21106.5050636054. The cubic root of 445484556 is about 763.7376798318.

It can be divided in two parts, 445484 and 556, that added together give a triangular number (446040 = T₉₄₄).

The spelling of 445484556 in words is "four hundred forty-five million, four hundred eighty-four thousand, five hundred fifty-six".