68566700 has 36 divisors (see below), whose sum is σ = 149177952. Its totient is φ = 27355200.

The previous prime is 68566697. The next prime is 68566709. The reversal of 68566700 is 766586.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (68566709) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 55085 + ... + 56315.

It is an arithmetic number, because the mean of its divisors is an integer number (4143832).

Almost surely, 2^68566700 is an apocalyptic number.

It is an amenable number.

68566700 is an abundant number, since it is smaller than the sum of its proper divisors (80611252).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68566700 is a wasteful number, since it uses less digits than its factorization.

68566700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1802 (or 1795 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 68566700 is about 8280.5011925607. The cubic root of 68566700 is about 409.2962346763.

The spelling of 68566700 in words is "sixty-eight million, five hundred sixty-six thousand, seven hundred".