68738722 has 24 divisors (see below), whose sum is σ = 114051456. Its totient is φ = 31043376.

The previous prime is 68738707. The next prime is 68738731. The reversal of 68738722 is 22783786.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13723 + ... + 18049.

It is an arithmetic number, because the mean of its divisors is an integer number (4752144).

Almost surely, 2^68738722 is an apocalyptic number.

68738722 is a deficient number, since it is larger than the sum of its proper divisors (45312734).

68738722 is a wasteful number, since it uses less digits than its factorization.

68738722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4402 (or 4389 counting only the distinct ones).

The product of its digits is 225792, while the sum is 43.

The square root of 68738722 is about 8290.8818590063. The cubic root of 68738722 is about 409.6382333352.

The spelling of 68738722 in words is "sixty-eight million, seven hundred thirty-eight thousand, seven hundred twenty-two".