404802806 has 16 divisors (see below), whose sum is σ = 634284000. Its totient is φ = 193393728.

The previous prime is 404802803. The next prime is 404802857. The reversal of 404802806 is 608208404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (404802803) 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 in 7 ways as a sum of consecutive naturals, for example, 44060 + ... + 52448.

It is an arithmetic number, because the mean of its divisors is an integer number (39642750).

Almost surely, 2^404802806 is an apocalyptic number.

404802806 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

404802806 is a deficient number, since it is larger than the sum of its proper divisors (229481194).

404802806 is a wasteful number, since it uses less digits than its factorization.

404802806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9463.

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 404802806 is about 20119.7118766646. The cubic root of 404802806 is about 739.7435232436.

The spelling of 404802806 in words is "four hundred four million, eight hundred two thousand, eight hundred six".