404645104 has 10 divisors (see below), whose sum is σ = 783999920. Its totient is φ = 202322544.

The previous prime is 404645083. The next prime is 404645107. The reversal of 404645104 is 401546404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404645107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12645144 + ... + 12645175.

It is an arithmetic number, because the mean of its divisors is an integer number (78399992).

Almost surely, 2^404645104 is an apocalyptic number.

It is an amenable number.

404645104 is a deficient number, since it is larger than the sum of its proper divisors (379354816).

404645104 is a wasteful number, since it uses less digits than its factorization.

404645104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25290327 (or 25290321 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 28.

The square root of 404645104 is about 20115.7924029853. The cubic root of 404645104 is about 739.6474483285.

The spelling of 404645104 in words is "four hundred four million, six hundred forty-five thousand, one hundred four".