268022164 has 6 divisors (see below), whose sum is σ = 469038794. Its totient is φ = 134011080.

The previous prime is 268022159. The next prime is 268022179. The reversal of 268022164 is 461220862.

It can be written as a sum of positive squares in only one way, i.e., 220522500 + 47499664 = 14850^2 + 6892^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33502767 + ... + 33502774.

Almost surely, 2^268022164 is an apocalyptic number.

It is an amenable number.

268022164 is a deficient number, since it is larger than the sum of its proper divisors (201016630).

268022164 is a wasteful number, since it uses less digits than its factorization.

268022164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67005545 (or 67005543 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 268022164 is about 16371.3824706407. The cubic root of 268022164 is about 644.7483456303.

The spelling of 268022164 in words is "two hundred sixty-eight million, twenty-two thousand, one hundred sixty-four".