609495 has 16 divisors (see below), whose sum is σ = 984960. Its totient is φ = 321824.

The previous prime is 609487. The next prime is 609503. The reversal of 609495 is 594906.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (609487) and next prime (609503).

It is a cyclic number.

It is not a de Polignac number, because 609495 - 2³ = 609487 is a prime.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 609495.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 2572 + ... + 2798.

It is an arithmetic number, because the mean of its divisors is an integer number (61560).

2⁶⁰⁹⁴⁹⁵ is an apocalyptic number.

609495 is a deficient number, since it is larger than the sum of its proper divisors (375465).

609495 is a wasteful number, since it uses less digits than its factorization.

609495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 414.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 609495 is about 780.7016075300. The cubic root of 609495 is about 84.7858507750.

The spelling of 609495 in words is "six hundred nine thousand, four hundred ninety-five".