404250006 has 16 divisors (see below), whose sum is σ = 818241984. Its totient is φ = 133126344.

The previous prime is 404249981. The next prime is 404250043. The reversal of 404250006 is 600052404.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 405376 + ... + 406371.

It is an arithmetic number, because the mean of its divisors is an integer number (51140124).

Almost surely, 2^404250006 is an apocalyptic number.

404250006 is an abundant number, since it is smaller than the sum of its proper divisors (413991978).

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

404250006 is a wasteful number, since it uses less digits than its factorization.

404250006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811835.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 404250006 is about 20105.9694120925. The cubic root of 404250006 is about 739.4066378100.

The spelling of 404250006 in words is "four hundred four million, two hundred fifty thousand, six".