68526466 has 4 divisors (see below), whose sum is σ = 102789702. Its totient is φ = 34263232.

The previous prime is 68526463. The next prime is 68526467. The reversal of 68526466 is 66462586.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 63664441 + 4862025 = 7979^2 + 2205^2 .

It is not an unprimeable number, because it can be changed into a prime (68526463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17131615 + ... + 17131618.

Almost surely, 2^68526466 is an apocalyptic number.

68526466 is a deficient number, since it is larger than the sum of its proper divisors (34263236).

68526466 is a wasteful number, since it uses less digits than its factorization.

68526466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34263235.

The product of its digits is 414720, while the sum is 43.

The square root of 68526466 is about 8278.0713937487. The cubic root of 68526466 is about 409.2161625385.

The spelling of 68526466 in words is "sixty-eight million, five hundred twenty-six thousand, four hundred sixty-six".