68659436 has 12 divisors (see below), whose sum is σ = 120589728. Its totient is φ = 34205232.

The previous prime is 68659429. The next prime is 68659441. The reversal of 68659436 is 63495686.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

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, 29876 + ... + 32091.

It is an arithmetic number, because the mean of its divisors is an integer number (10049144).

Almost surely, 2^68659436 is an apocalyptic number.

It is an amenable number.

68659436 is a deficient number, since it is larger than the sum of its proper divisors (51930292).

68659436 is a wasteful number, since it uses less digits than its factorization.

68659436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62248 (or 62246 counting only the distinct ones).

The product of its digits is 933120, while the sum is 47.

The square root of 68659436 is about 8286.0989615138. The cubic root of 68659436 is about 409.4806750168.

The spelling of 68659436 in words is "sixty-eight million, six hundred fifty-nine thousand, four hundred thirty-six".