268650609 has 8 divisors (see below), whose sum is σ = 379271520. Its totient is φ = 168565056.

The previous prime is 268650601. The next prime is 268650617. The reversal of 268650609 is 906056862.

It is an interprime number because it is at equal distance from previous prime (268650601) and next prime (268650617).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 268650609 - 2³ = 268650601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (268650601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2633779 + ... + 2633880.

It is an arithmetic number, because the mean of its divisors is an integer number (47408940).

Almost surely, 2^268650609 is an apocalyptic number.

It is an amenable number.

268650609 is a deficient number, since it is larger than the sum of its proper divisors (110620911).

268650609 is a wasteful number, since it uses less digits than its factorization.

268650609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5267679.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 268650609 is about 16390.5646333493. The cubic root of 268650609 is about 645.2518768694.

The spelling of 268650609 in words is "two hundred sixty-eight million, six hundred fifty thousand, six hundred nine".