445500312 has 32 divisors (see below), whose sum is σ = 1129012080. Its totient is φ = 146465280.

The previous prime is 445500311. The next prime is 445500323. The reversal of 445500312 is 213005544.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445500311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125389 + ... + 128892.

Almost surely, 2^445500312 is an apocalyptic number.

It is an amenable number.

445500312 is an abundant number, since it is smaller than the sum of its proper divisors (683511768).

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

445500312 is a wasteful number, since it uses less digits than its factorization.

445500312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254363 (or 254359 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 445500312 is about 21106.8783101623. The cubic root of 445500312 is about 763.7466837421.

Adding to 445500312 its reverse (213005544), we get a palindrome (658505856).

The spelling of 445500312 in words is "four hundred forty-five million, five hundred thousand, three hundred twelve".