609235 has 24 divisors (see below), whose sum is σ = 861840. Its totient is φ = 411840.

The previous prime is 609233. The next prime is 609241. The reversal of 609235 is 532906.

It is not a de Polignac number, because 609235 - 2¹ = 609233 is a prime.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (609233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11469 + ... + 11521.

It is an arithmetic number, because the mean of its divisors is an integer number (35910).

2⁶⁰⁹²³⁵ is an apocalyptic number.

609235 is a deficient number, since it is larger than the sum of its proper divisors (252605).

609235 is a wasteful number, since it uses less digits than its factorization.

609235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99 (or 88 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 609235 is about 780.5350728827. The cubic root of 609235 is about 84.7737930023.

The spelling of 609235 in words is "six hundred nine thousand, two hundred thirty-five".