608666454 has 64 divisors (see below), whose sum is σ = 1480308480. Its totient is φ = 183850560.

The previous prime is 608666447. The next prime is 608666491. The reversal of 608666454 is 454666806.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 204642 + ... + 207594.

It is an arithmetic number, because the mean of its divisors is an integer number (23129820).

Almost surely, 2^608666454 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 608666454, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (740154240).

608666454 is an abundant number, since it is smaller than the sum of its proper divisors (871642026).

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

608666454 is a wasteful number, since it uses less digits than its factorization.

608666454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3322 (or 3316 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 45.

The square root of 608666454 is about 24671.1664499269. The cubic root of 608666454 is about 847.4741412738.

The spelling of 608666454 in words is "six hundred eight million, six hundred sixty-six thousand, four hundred fifty-four".