445582716 has 48 divisors (see below), whose sum is σ = 1136378880. Its totient is φ = 135279360.

The previous prime is 445582693. The next prime is 445582717. The reversal of 445582716 is 617285544.

It is a happy number.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445582717) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28906 + ... + 41553.

It is an arithmetic number, because the mean of its divisors is an integer number (23674560).

Almost surely, 2^445582716 is an apocalyptic number.

It is an amenable number.

445582716 is an abundant number, since it is smaller than the sum of its proper divisors (690796164).

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

445582716 is a wasteful number, since it uses less digits than its factorization.

445582716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70514 (or 70512 counting only the distinct ones).

The product of its digits is 268800, while the sum is 42.

The square root of 445582716 is about 21108.8302849779. The cubic root of 445582716 is about 763.7937708036.

It can be divided in two parts, 44558 and 2716, that added together give a palindrome (47274).

The spelling of 445582716 in words is "four hundred forty-five million, five hundred eighty-two thousand, seven hundred sixteen".