536687109 has 24 divisors (see below), whose sum is σ = 909908480. Its totient is φ = 298388448.

The previous prime is 536687087. The next prime is 536687111. The reversal of 536687109 is 901786635.

It is a happy number.

536687109 is a `hidden beast` number, since 536 + 6 + 8 + 7 + 109 = 666.

It is not a de Polignac number, because 536687109 - 2⁵ = 536687077 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (536687009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 112789 + ... + 117450.

Almost surely, 2^536687109 is an apocalyptic number.

It is an amenable number.

536687109 is a deficient number, since it is larger than the sum of its proper divisors (373221371).

536687109 is a wasteful number, since it uses less digits than its factorization.

536687109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230289 (or 230286 counting only the distinct ones).

The product of its (nonzero) digits is 272160, while the sum is 45.

The square root of 536687109 is about 23166.5083471809. The cubic root of 536687109 is about 812.6565771298.

The spelling of 536687109 in words is "five hundred thirty-six million, six hundred eighty-seven thousand, one hundred nine".