404302104 has 40 divisors (see below), whose sum is σ = 1132422060. Its totient is φ = 134767152.

The previous prime is 404302099. The next prime is 404302133. The reversal of 404302104 is 401203404.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 311314 + ... + 312609.

Almost surely, 2^404302104 is an apocalyptic number.

It is an amenable number.

404302104 is an abundant number, since it is smaller than the sum of its proper divisors (728119956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404302104 is a wasteful number, since it uses less digits than its factorization.

404302104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 623941 (or 623928 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 404302104 is about 20107.2649557318. The cubic root of 404302104 is about 739.4384002934.

Adding to 404302104 its reverse (401203404), we get a palindrome (805505508).

The spelling of 404302104 in words is "four hundred four million, three hundred two thousand, one hundred four".