2017404049 has 4 divisors (see below), whose sum is σ = 2032129764. Its totient is φ = 2002678336.

The previous prime is 2017404047. The next prime is 2017404071. The reversal of 2017404049 is 9404047102.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 570971025 + 1446433024 = 23895^2 + 38032^2 .

It is a cyclic number.

It is not a de Polignac number, because 2017404049 - 2¹ = 2017404047 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2017404049.

It is not an unprimeable number, because it can be changed into a prime (2017404047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7362652 + ... + 7362925.

It is an arithmetic number, because the mean of its divisors is an integer number (508032441).

Almost surely, 2^2017404049 is an apocalyptic number.

It is an amenable number.

2017404049 is a deficient number, since it is larger than the sum of its proper divisors (14725715).

2017404049 is a wasteful number, since it uses less digits than its factorization.

2017404049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14725714.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 2017404049 is about 44915.5212482278. The cubic root of 2017404049 is about 1263.5651212623.

The spelling of 2017404049 in words is "two billion, seventeen million, four hundred four thousand, forty-nine".