609490474 has 8 divisors (see below), whose sum is σ = 962353440. Its totient is φ = 288705996.

The previous prime is 609490447. The next prime is 609490481. The reversal of 609490474 is 474094906.

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 609490474.

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, 8019574 + ... + 8019649.

It is an arithmetic number, because the mean of its divisors is an integer number (120294180).

Almost surely, 2^609490474 is an apocalyptic number.

609490474 is a deficient number, since it is larger than the sum of its proper divisors (352862966).

609490474 is a wasteful number, since it uses less digits than its factorization.

609490474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16039244.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 609490474 is about 24687.8608631854. The cubic root of 609490474 is about 847.8564090636.

The spelling of 609490474 in words is "six hundred nine million, four hundred ninety thousand, four hundred seventy-four".