609993089 has 8 divisors (see below), whose sum is σ = 617310720. Its totient is φ = 602702496.

The previous prime is 609993079. The next prime is 609993127. The reversal of 609993089 is 980399906.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 609993089 - 2⁴ = 609993073 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 609993089.

It is not an unprimeable number, because it can be changed into a prime (609993079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40592 + ... + 53550.

It is an arithmetic number, because the mean of its divisors is an integer number (77163840).

Almost surely, 2^609993089 is an apocalyptic number.

It is an amenable number.

609993089 is a deficient number, since it is larger than the sum of its proper divisors (7317631).

609993089 is a wasteful number, since it uses less digits than its factorization.

609993089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13519.

The product of its (nonzero) digits is 944784, while the sum is 53.

The square root of 609993089 is about 24698.0381609552. The cubic root of 609993089 is about 848.0894060127.

The spelling of 609993089 in words is "six hundred nine million, nine hundred ninety-three thousand, eighty-nine".