404256106 has 16 divisors (see below), whose sum is σ = 611388000. Its totient is φ = 200466448.

The previous prime is 404256077. The next prime is 404256121. The reversal of 404256106 is 601652404.

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, 157320 + ... + 159868.

It is an arithmetic number, because the mean of its divisors is an integer number (38211750).

Almost surely, 2^404256106 is an apocalyptic number.

404256106 is a deficient number, since it is larger than the sum of its proper divisors (207131894).

404256106 is a wasteful number, since it uses less digits than its factorization.

404256106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3173.

The product of its (nonzero) digits is 5760, while the sum is 28.

The square root of 404256106 is about 20106.1211077622. The cubic root of 404256106 is about 739.4103569258.

The spelling of 404256106 in words is "four hundred four million, two hundred fifty-six thousand, one hundred six".