409704959 has 8 divisors (see below), whose sum is σ = 434352768. Its totient is φ = 385771680.

The previous prime is 409704943. The next prime is 409704979. The reversal of 409704959 is 959407904.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 409704959 - 2⁴ = 409704943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (409704979) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177452 + ... + 179745.

It is an arithmetic number, because the mean of its divisors is an integer number (54294096).

Almost surely, 2^409704959 is an apocalyptic number.

409704959 is a deficient number, since it is larger than the sum of its proper divisors (24647809).

409704959 is a wasteful number, since it uses less digits than its factorization.

409704959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357265.

The product of its (nonzero) digits is 408240, while the sum is 47.

The square root of 409704959 is about 20241.1699019597. The cubic root of 409704959 is about 742.7176424035.

The spelling of 409704959 in words is "four hundred nine million, seven hundred four thousand, nine hundred fifty-nine".