268085646 has 32 divisors (see below), whose sum is σ = 611851680. Its totient is φ = 86946048.

The previous prime is 268085641. The next prime is 268085647. The reversal of 268085646 is 646580862.

268085646 is a `hidden beast` number, since 2 + 6 + 80 + 8 + 564 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (268085641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65091 + ... + 69086.

It is an arithmetic number, because the mean of its divisors is an integer number (19120365).

Almost surely, 2^268085646 is an apocalyptic number.

268085646 is an abundant number, since it is smaller than the sum of its proper divisors (343766034).

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

268085646 is a wasteful number, since it uses less digits than its factorization.

268085646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134225 (or 134219 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The square root of 268085646 is about 16373.3211658478. The cubic root of 268085646 is about 644.7992452559.

The spelling of 268085646 in words is "two hundred sixty-eight million, eighty-five thousand, six hundred forty-six".