536843169 has 6 divisors (see below), whose sum is σ = 775440146. Its totient is φ = 357895440.

The previous prime is 536843149. The next prime is 536843173. The reversal of 536843169 is 961348635.

536843169 is a `hidden beast` number, since 536 + 84 + 31 + 6 + 9 = 666.

It can be written as a sum of positive squares in only one way, i.e., 380718144 + 156125025 = 19512^2 + 12495^2 .

It is not a de Polignac number, because 536843169 - 2⁵ = 536843137 is a prime.

It is a super-2 number, since 2×536843169² = 576401176203925122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (536843129) 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, 29824612 + ... + 29824629.

Almost surely, 2^536843169 is an apocalyptic number.

It is an amenable number.

536843169 is a deficient number, since it is larger than the sum of its proper divisors (238596977).

536843169 is a wasteful number, since it uses less digits than its factorization.

536843169 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59649247 (or 59649244 counting only the distinct ones).

The product of its digits is 466560, while the sum is 45.

The square root of 536843169 is about 23169.8763268171. The cubic root of 536843169 is about 812.7353386605.

The spelling of 536843169 in words is "five hundred thirty-six million, eight hundred forty-three thousand, one hundred sixty-nine".