609773091 has 8 divisors (see below), whose sum is σ = 815925264. Its totient is φ = 405068160.

The previous prime is 609773089. The next prime is 609773093. The reversal of 609773091 is 190377906.

It is an interprime number because it is at equal distance from previous prime (609773089) and next prime (609773093).

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

It is not a de Polignac number, because 609773091 - 2¹ = 609773089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (609773093) 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, 360826 + ... + 362511.

It is an arithmetic number, because the mean of its divisors is an integer number (101990658).

Almost surely, 2^609773091 is an apocalyptic number.

609773091 is a deficient number, since it is larger than the sum of its proper divisors (206152173).

609773091 is a wasteful number, since it uses less digits than its factorization.

609773091 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723621.

The product of its (nonzero) digits is 71442, while the sum is 42.

The square root of 609773091 is about 24693.5840047572. The cubic root of 609773091 is about 847.9874374214.

The spelling of 609773091 in words is "six hundred nine million, seven hundred seventy-three thousand, ninety-one".