609040906 has 8 divisors (see below), whose sum is σ = 934807104. Its totient is φ = 297438540.

The previous prime is 609040903. The next prime is 609040961.

609040906 is nontrivially palindromic in base 10.

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

It is not an unprimeable number, because it can be changed into a prime (609040903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3540850 + ... + 3541021.

It is an arithmetic number, because the mean of its divisors is an integer number (116850888).

Almost surely, 2^609040906 is an apocalyptic number.

609040906 is a deficient number, since it is larger than the sum of its proper divisors (325766198).

609040906 is a wasteful number, since it uses less digits than its factorization.

609040906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7081916.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 609040906 is about 24678.7541419740. The cubic root of 609040906 is about 847.6478945294.

The spelling of 609040906 in words is "six hundred nine million, forty thousand, nine hundred six".