609263 has 4 divisors (see below), whose sum is σ = 645120. Its totient is φ = 573408.

The previous prime is 609253. The next prime is 609269. The reversal of 609263 is 362906.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 609263 - 2⁶ = 609199 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 (609269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17903 + ... + 17936.

It is an arithmetic number, because the mean of its divisors is an integer number (161280).

2⁶⁰⁹²⁶³ is an apocalyptic number.

609263 is a deficient number, since it is larger than the sum of its proper divisors (35857).

609263 is a wasteful number, since it uses less digits than its factorization.

609263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35856.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 609263 is about 780.5530090903. The cubic root of 609263 is about 84.7750916965.

The spelling of 609263 in words is "six hundred nine thousand, two hundred sixty-three".