68466452 has 6 divisors (see below), whose sum is σ = 119816298. Its totient is φ = 34233224.

The previous prime is 68466439. The next prime is 68466457. The reversal of 68466452 is 25466486.

It can be written as a sum of positive squares in only one way, i.e., 45751696 + 22714756 = 6764^2 + 4766^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68466457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8558303 + ... + 8558310.

It is an arithmetic number, because the mean of its divisors is an integer number (19969383).

Almost surely, 2^68466452 is an apocalyptic number.

It is an amenable number.

68466452 is a deficient number, since it is larger than the sum of its proper divisors (51349846).

68466452 is a wasteful number, since it uses less digits than its factorization.

68466452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17116617 (or 17116615 counting only the distinct ones).

The product of its digits is 276480, while the sum is 41.

The square root of 68466452 is about 8274.4457216179. The cubic root of 68466452 is about 409.0966667532.

The spelling of 68466452 in words is "sixty-eight million, four hundred sixty-six thousand, four hundred fifty-two".