404441002 has 24 divisors (see below), whose sum is σ = 709089120. Its totient is φ = 172501560.

The previous prime is 404440991. The next prime is 404441003. The reversal of 404441002 is 200144404.

It is a super-4 number, since 4×404441002⁴ (a number of 36 digits) contains 4444 as substring.

It is not an unprimeable number, because it can be changed into a prime (404441003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10899 + ... + 30457.

It is an arithmetic number, because the mean of its divisors is an integer number (29545380).

Almost surely, 2^404441002 is an apocalyptic number.

404441002 is a deficient number, since it is larger than the sum of its proper divisors (304648118).

404441002 is a wasteful number, since it uses less digits than its factorization.

404441002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19786 (or 19779 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 404441002 is about 20110.7185848741. The cubic root of 404441002 is about 739.5230686264.

Adding to 404441002 its reverse (200144404), we get a palindrome (604585406).

The spelling of 404441002 in words is "four hundred four million, four hundred forty-one thousand, two".