441626145 has 16 divisors (see below), whose sum is σ = 717149760. Its totient is φ = 232017984.

The previous prime is 441626131. The next prime is 441626149. The reversal of 441626145 is 541626144.

It is not a de Polignac number, because 441626145 - 2⁵ = 441626113 is a prime.

It is a super-2 number, since 2×441626145² = 390067303895122050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (441626149) by changing a digit.

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, 218710 + ... + 220719.

It is an arithmetic number, because the mean of its divisors is an integer number (44821860).

Almost surely, 2^441626145 is an apocalyptic number.

It is an amenable number.

441626145 is a deficient number, since it is larger than the sum of its proper divisors (275523615).

441626145 is a wasteful number, since it uses less digits than its factorization.

441626145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 439504.

The product of its digits is 23040, while the sum is 33.

The square root of 441626145 is about 21014.9029262569. The cubic root of 441626145 is about 761.5263329557.

Subtracting 441626145 from its reverse (541626144), we obtain a palindrome (99999999).

The spelling of 441626145 in words is "four hundred forty-one million, six hundred twenty-six thousand, one hundred forty-five".