404011004 has 12 divisors (see below), whose sum is σ = 707896728. Its totient is φ = 201754800.

The previous prime is 404010989. The next prime is 404011021. The reversal of 404011004 is 400110404.

It is a self number, because there is not a number n which added to its sum of digits gives 404011004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59027 + ... + 65514.

It is an arithmetic number, because the mean of its divisors is an integer number (58991394).

Almost surely, 2^404011004 is an apocalyptic number.

It is an amenable number.

404011004 is a deficient number, since it is larger than the sum of its proper divisors (303885724).

404011004 is a wasteful number, since it uses less digits than its factorization.

404011004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125356 (or 125354 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 404011004 is about 20100.0249751089. The cubic root of 404011004 is about 739.2608909528.

Adding to 404011004 its reverse (400110404), we get a palindrome (804121408).

The spelling of 404011004 in words is "four hundred four million, eleven thousand, four".