68070002 has 64 divisors (see below), whose sum is σ = 138716928. Its totient is φ = 24393600.

The previous prime is 68069999. The next prime is 68070131. The reversal of 68070002 is 20007086.

It is a self number, because there is not a number n which added to its sum of digits gives 68070002.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 242102 + ... + 242382.

It is an arithmetic number, because the mean of its divisors is an integer number (2167452).

Almost surely, 2^68070002 is an apocalyptic number.

68070002 is an abundant number, since it is smaller than the sum of its proper divisors (70646926).

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

68070002 is a wasteful number, since it uses less digits than its factorization.

68070002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336 (or 314 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

The square root of 68070002 is about 8250.4546541388. The cubic root of 68070002 is about 408.3055229521.

Adding to 68070002 its reverse (20007086), we get a palindrome (88077088).

The spelling of 68070002 in words is "sixty-eight million, seventy thousand, two".