409580605 has 16 divisors (see below), whose sum is σ = 563318784. Its totient is φ = 280051200.

The previous prime is 409580603. The next prime is 409580621. The reversal of 409580605 is 506085904.

It is not a de Polignac number, because 409580605 - 2¹ = 409580603 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (409580603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4221 + ... + 28930.

It is an arithmetic number, because the mean of its divisors is an integer number (35207424).

Almost surely, 2^409580605 is an apocalyptic number.

It is an amenable number.

409580605 is a deficient number, since it is larger than the sum of its proper divisors (153738179).

409580605 is a wasteful number, since it uses less digits than its factorization.

409580605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33516.

The product of its (nonzero) digits is 43200, while the sum is 37.

The square root of 409580605 is about 20238.0978602239. The cubic root of 409580605 is about 742.6424913681.

The spelling of 409580605 in words is "four hundred nine million, five hundred eighty thousand, six hundred five".