68475634 has 8 divisors (see below), whose sum is σ = 102870828. Its totient is φ = 34185360.

The previous prime is 68475599. The next prime is 68475689. The reversal of 68475634 is 43657486.

It can be written as a sum of positive squares in 2 ways, for example, as 68475625 + 9 = 8275^2 + 3^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24577 + ... + 27220.

Almost surely, 2^68475634 is an apocalyptic number.

68475634 is a deficient number, since it is larger than the sum of its proper divisors (34395194).

68475634 is a wasteful number, since it uses less digits than its factorization.

68475634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52460.

The product of its digits is 483840, while the sum is 43.

The square root of 68475634 is about 8275.0005438066. Note that the first 3 decimals coincide. The cubic root of 68475634 is about 409.1149538490.

The spelling of 68475634 in words is "sixty-eight million, four hundred seventy-five thousand, six hundred thirty-four".