535939 has 2 divisors, whose sum is σ = 535940. Its totient is φ = 535938.

The previous prime is 535937. The next prime is 535943. The reversal of 535939 is 939535.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 535939 - 2¹ = 535937 is a prime.

It is a super-2 number, since 2×535939² = 574461223442, which contains 22 as substring.

Together with 535937, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (535937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 267969 + 267970.

It is an arithmetic number, because the mean of its divisors is an integer number (267970).

2⁵³⁵⁹³⁹ is an apocalyptic number.

535939 is a deficient number, since it is larger than the sum of its proper divisors (1).

535939 is an equidigital number, since it uses as much as digits as its factorization.

535939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18225, while the sum is 34.

The square root of 535939 is about 732.0785476983. The cubic root of 535939 is about 81.2278803692.

The spelling of 535939 in words is "five hundred thirty-five thousand, nine hundred thirty-nine".