409228086 has 32 divisors (see below), whose sum is σ = 848102400. Its totient is φ = 131502240.

The previous prime is 409228081. The next prime is 409228087. The reversal of 409228086 is 680822904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (409228081) 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 15 ways as a sum of consecutive naturals, for example, 45945 + ... + 54123.

It is an arithmetic number, because the mean of its divisors is an integer number (26503200).

Almost surely, 2^409228086 is an apocalyptic number.

409228086 is an abundant number, since it is smaller than the sum of its proper divisors (438874314).

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

409228086 is a wasteful number, since it uses less digits than its factorization.

409228086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8484.

The product of its (nonzero) digits is 55296, while the sum is 39.

The square root of 409228086 is about 20229.3866936198. The cubic root of 409228086 is about 742.4293703293.

The spelling of 409228086 in words is "four hundred nine million, two hundred twenty-eight thousand, eighty-six".