404345006 has 12 divisors (see below), whose sum is σ = 656762112. Its totient is φ = 186620616.

The previous prime is 404344961. The next prime is 404345033. The reversal of 404345006 is 600543404.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

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 in 5 ways as a sum of consecutive naturals, for example, 597806 + ... + 598481.

It is an arithmetic number, because the mean of its divisors is an integer number (54730176).

Almost surely, 2^404345006 is an apocalyptic number.

404345006 is a deficient number, since it is larger than the sum of its proper divisors (252417106).

404345006 is a wasteful number, since it uses less digits than its factorization.

404345006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1196315 (or 1196302 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 404345006 is about 20108.3317557673. The cubic root of 404345006 is about 739.4645542212.

The spelling of 404345006 in words is "four hundred four million, three hundred forty-five thousand, six".