445322424 has 16 divisors (see below), whose sum is σ = 1113306120. Its totient is φ = 148440800.

The previous prime is 445322413. The next prime is 445322459. The reversal of 445322424 is 424223544.

It is a super-2 number, since 2×445322424² = 396624122634471552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 445322391 and 445322400.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 9277527 + ... + 9277574.

Almost surely, 2^445322424 is an apocalyptic number.

It is an amenable number.

445322424 is an abundant number, since it is smaller than the sum of its proper divisors (667983696).

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

445322424 is a wasteful number, since it uses less digits than its factorization.

445322424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18555110 (or 18555106 counting only the distinct ones).

The product of its digits is 30720, while the sum is 30.

The square root of 445322424 is about 21102.6639076682. The cubic root of 445322424 is about 763.6450156822.

Adding to 445322424 its reverse (424223544), we get a palindrome (869545968).

The spelling of 445322424 in words is "four hundred forty-five million, three hundred twenty-two thousand, four hundred twenty-four".