445524442 has 16 divisors (see below), whose sum is σ = 729443232. Its totient is φ = 202399120.

The previous prime is 445524427. The next prime is 445524449. The reversal of 445524442 is 244425544.

It is a super-2 number, since 2×445524442² = 396984056838822728, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 445524398 and 445524407.

It is not an unprimeable number, because it can be changed into a prime (445524449) 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, 45408 + ... + 54340.

It is an arithmetic number, because the mean of its divisors is an integer number (45590202).

Almost surely, 2^445524442 is an apocalyptic number.

445524442 is a deficient number, since it is larger than the sum of its proper divisors (283918790).

445524442 is a wasteful number, since it uses less digits than its factorization.

445524442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11213.

The product of its digits is 102400, while the sum is 34.

The square root of 445524442 is about 21107.4499170317. The cubic root of 445524442 is about 763.7604726399.

Adding to 445524442 its reverse (244425544), we get a palindrome (689949986).

The spelling of 445524442 in words is "four hundred forty-five million, five hundred twenty-four thousand, four hundred forty-two".