609890468 has 24 divisors (see below), whose sum is σ = 1167819744. Its totient is φ = 276393600.

The previous prime is 609890441. The next prime is 609890473. The reversal of 609890468 is 864098906.

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 7 ways as a sum of consecutive naturals, for example, 5738 + ... + 35393.

It is an arithmetic number, because the mean of its divisors is an integer number (48659156).

Almost surely, 2^609890468 is an apocalyptic number.

It is an amenable number.

609890468 is a deficient number, since it is larger than the sum of its proper divisors (557929276).

609890468 is a wasteful number, since it uses less digits than its factorization.

609890468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41483 (or 41481 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 50.

The square root of 609890468 is about 24695.9605603831. The cubic root of 609890468 is about 848.0418444553.

The spelling of 609890468 in words is "six hundred nine million, eight hundred ninety thousand, four hundred sixty-eight".