1004430441 has 16 divisors (see below), whose sum is σ = 1546342784. Its totient is φ = 568041984.

The previous prime is 1004430419. The next prime is 1004430443. The reversal of 1004430441 is 1440344001.

It is not a de Polignac number, because 1004430441 - 2⁶ = 1004430377 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (1004430443) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 244510 + ... + 248583.

It is an arithmetic number, because the mean of its divisors is an integer number (96646424).

Almost surely, 2^1004430441 is an apocalyptic number.

It is an amenable number.

1004430441 is a deficient number, since it is larger than the sum of its proper divisors (541912343).

1004430441 is an equidigital number, since it uses as much as digits as its factorization.

1004430441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493200.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1004430441 is about 31692.7506064084. The cubic root of 1004430441 is about 1001.4746380404.

Adding to 1004430441 its reverse (1440344001), we get a palindrome (2444774442).

The spelling of 1004430441 in words is "one billion, four million, four hundred thirty thousand, four hundred forty-one".