609323906 has 8 divisors (see below), whose sum is σ = 914260620. Its totient is φ = 304570368.

The previous prime is 609323899. The next prime is 609323927.

609323906 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 480705625 + 128618281 = 21925^2 + 11341^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 609323906.

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 3 ways as a sum of consecutive naturals, for example, 37151 + ... + 50978.

Almost surely, 2^609323906 is an apocalyptic number.

609323906 is a deficient number, since it is larger than the sum of its proper divisors (304936714).

609323906 is a wasteful number, since it uses less digits than its factorization.

609323906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91588.

The product of its (nonzero) digits is 52488, while the sum is 38.

The square root of 609323906 is about 24684.4871528659. The cubic root of 609323906 is about 847.7791649723.

The spelling of 609323906 in words is "six hundred nine million, three hundred twenty-three thousand, nine hundred six".