609617469 has 16 divisors (see below), whose sum is σ = 827081984. Its totient is φ = 399297600.

The previous prime is 609617447. The next prime is 609617509. The reversal of 609617469 is 964716906.

It is not a de Polignac number, because 609617469 - 2¹⁶ = 609551933 is a prime.

It is a super-2 number, since 2×609617469² = 743266917019931922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609617419) 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 15 ways as a sum of consecutive naturals, for example, 259239 + ... + 261579.

It is an arithmetic number, because the mean of its divisors is an integer number (51692624).

Almost surely, 2^609617469 is an apocalyptic number.

It is an amenable number.

609617469 is a deficient number, since it is larger than the sum of its proper divisors (217464515).

609617469 is a wasteful number, since it uses less digits than its factorization.

609617469 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3828.

The product of its (nonzero) digits is 489888, while the sum is 48.

The square root of 609617469 is about 24690.4327422587. The cubic root of 609617469 is about 847.9152921535.

The spelling of 609617469 in words is "six hundred nine million, six hundred seventeen thousand, four hundred sixty-nine".