68543702 has 8 divisors (see below), whose sum is σ = 102862200. Its totient is φ = 34256304.

The previous prime is 68543693. The next prime is 68543723. The reversal of 68543702 is 20734586.

It is a happy number.

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

It is a congruent number.

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, 1127 + ... + 11762.

It is an arithmetic number, because the mean of its divisors is an integer number (12857775).

Almost surely, 2^68543702 is an apocalyptic number.

68543702 is a deficient number, since it is larger than the sum of its proper divisors (34318498).

68543702 is a wasteful number, since it uses less digits than its factorization.

68543702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15550.

The product of its (nonzero) digits is 40320, while the sum is 35.

The square root of 68543702 is about 8279.1123920382. The cubic root of 68543702 is about 409.2504687899.

The spelling of 68543702 in words is "sixty-eight million, five hundred forty-three thousand, seven hundred two".