609454368 has 120 divisors (see below), whose sum is σ = 1870501248. Its totient is φ = 194299776.

The previous prime is 609454337. The next prime is 609454379. The reversal of 609454368 is 863454906.

609454368 is a `hidden beast` number, since 609 + 4 + 5 + 4 + 36 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 54505 + ... + 64727.

Almost surely, 2^609454368 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 609454368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (935250624).

609454368 is an abundant number, since it is smaller than the sum of its proper divisors (1261046880).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

609454368 is a wasteful number, since it uses less digits than its factorization.

609454368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10268 (or 10251 counting only the distinct ones).

The product of its (nonzero) digits is 622080, while the sum is 45.

The square root of 609454368 is about 24687.1296022847. The cubic root of 609454368 is about 847.8396664951.

The spelling of 609454368 in words is "six hundred nine million, four hundred fifty-four thousand, three hundred sixty-eight".