409536801 has 6 divisors (see below), whose sum is σ = 591553170. Its totient is φ = 273024528.

The previous prime is 409536797. The next prime is 409536839. The reversal of 409536801 is 108635904.

409536801 is a `hidden beast` number, since 40 + 9 + 536 + 80 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 251381025 + 158155776 = 15855^2 + 12576^2 .

It is not a de Polignac number, because 409536801 - 2² = 409536797 is a prime.

It is not an unprimeable number, because it can be changed into a prime (409536901) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22752036 + ... + 22752053.

It is an arithmetic number, because the mean of its divisors is an integer number (98592195).

Almost surely, 2^409536801 is an apocalyptic number.

It is an amenable number.

409536801 is a deficient number, since it is larger than the sum of its proper divisors (182016369).

409536801 is a wasteful number, since it uses less digits than its factorization.

409536801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45504095 (or 45504092 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 409536801 is about 20237.0156149567. The cubic root of 409536801 is about 742.6160156097.

The spelling of 409536801 in words is "four hundred nine million, five hundred thirty-six thousand, eight hundred one".