535672009 has 4 divisors (see below), whose sum is σ = 536746000. Its totient is φ = 534598020.

The previous prime is 535672003. The next prime is 535672013. The reversal of 535672009 is 900276535.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 535672009 - 2²⁷ = 401454281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (535672003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 536247 + ... + 537244.

It is an arithmetic number, because the mean of its divisors is an integer number (134186500).

Almost surely, 2^535672009 is an apocalyptic number.

It is an amenable number.

535672009 is a deficient number, since it is larger than the sum of its proper divisors (1073991).

535672009 is a wasteful number, since it uses less digits than its factorization.

535672009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1073990.

The product of its (nonzero) digits is 56700, while the sum is 37.

The square root of 535672009 is about 23144.5891948853. The cubic root of 535672009 is about 812.1438958304.

The spelling of 535672009 in words is "five hundred thirty-five million, six hundred seventy-two thousand, nine".