441630609 has 32 divisors (see below), whose sum is σ = 688020480. Its totient is φ = 246747072.

The previous prime is 441630583. The next prime is 441630611. The reversal of 441630609 is 906036144.

It is not a de Polignac number, because 441630609 - 2⁸ = 441630353 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 441630609.

It is not an unprimeable number, because it can be changed into a prime (441630649) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 465874 + ... + 466820.

It is an arithmetic number, because the mean of its divisors is an integer number (21500640).

Almost surely, 2^441630609 is an apocalyptic number.

It is an amenable number.

441630609 is a deficient number, since it is larger than the sum of its proper divisors (246389871).

441630609 is a wasteful number, since it uses less digits than its factorization.

441630609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1429.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 441630609 is about 21015.0091363292. The cubic root of 441630609 is about 761.5288988078.

The spelling of 441630609 in words is "four hundred forty-one million, six hundred thirty thousand, six hundred nine".