535636897 has 4 divisors (see below), whose sum is σ = 536276160. Its totient is φ = 534997636.

The previous prime is 535636889. The next prime is 535636909. The reversal of 535636897 is 798636535.

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 535636897 - 2³ = 535636889 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (535636877) 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, 318373 + ... + 320050.

It is an arithmetic number, because the mean of its divisors is an integer number (134069040).

Almost surely, 2^535636897 is an apocalyptic number.

It is an amenable number.

535636897 is a deficient number, since it is larger than the sum of its proper divisors (639263).

535636897 is an equidigital number, since it uses as much as digits as its factorization.

535636897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639262.

The product of its digits is 4082400, while the sum is 52.

The square root of 535636897 is about 23143.8306466324. The cubic root of 535636897 is about 812.1261507556.

The spelling of 535636897 in words is "five hundred thirty-five million, six hundred thirty-six thousand, eight hundred ninety-seven".