409170047 has 16 divisors (see below), whose sum is σ = 481407360. Its totient is φ = 342856800.

The previous prime is 409169951. The next prime is 409170061. The reversal of 409170047 is 740071904.

It is not a de Polignac number, because 409170047 - 2¹⁰ = 409169023 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 409169995 and 409170022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (409170067) 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, 121172 + ... + 124502.

It is an arithmetic number, because the mean of its divisors is an integer number (30087960).

Almost surely, 2^409170047 is an apocalyptic number.

409170047 is a deficient number, since it is larger than the sum of its proper divisors (72237313).

409170047 is a wasteful number, since it uses less digits than its factorization.

409170047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4214.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 409170047 is about 20227.9521207660. The cubic root of 409170047 is about 742.3942701843.

The spelling of 409170047 in words is "four hundred nine million, one hundred seventy thousand, forty-seven".