608967665 has 16 divisors (see below), whose sum is σ = 788832000. Its totient is φ = 449921472.

The previous prime is 608967643. The next prime is 608967691. The reversal of 608967665 is 566769806.

It is a cyclic number.

It is not a de Polignac number, because 608967665 - 2⁸ = 608967409 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87965 + ... + 94634.

It is an arithmetic number, because the mean of its divisors is an integer number (49302000).

Almost surely, 2^608967665 is an apocalyptic number.

It is an amenable number.

608967665 is a deficient number, since it is larger than the sum of its proper divisors (179864335).

608967665 is a wasteful number, since it uses less digits than its factorization.

608967665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182656.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The square root of 608967665 is about 24677.2702096484. The cubic root of 608967665 is about 847.6139148368.

The spelling of 608967665 in words is "six hundred eight million, nine hundred sixty-seven thousand, six hundred sixty-five".