609189466 has 8 divisors (see below), whose sum is σ = 933226560. Its totient is φ = 298113948.

The previous prime is 609189433. The next prime is 609189467. The reversal of 609189466 is 664981906.

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

It is a super-2 number, since 2×609189466² = 742223610970730312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (609189467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3240276 + ... + 3240463.

It is an arithmetic number, because the mean of its divisors is an integer number (116653320).

Almost surely, 2^609189466 is an apocalyptic number.

609189466 is a deficient number, since it is larger than the sum of its proper divisors (324037094).

609189466 is a wasteful number, since it uses less digits than its factorization.

609189466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6480788.

The product of its (nonzero) digits is 559872, while the sum is 49.

The square root of 609189466 is about 24681.7638348640. The cubic root of 609189466 is about 847.7168096233.

The spelling of 609189466 in words is "six hundred nine million, one hundred eighty-nine thousand, four hundred sixty-six".