678622002 has 16 divisors (see below), whose sum is σ = 1386122112. Its totient is φ = 221394320.

The previous prime is 678621971. The next prime is 678622013. The reversal of 678622002 is 200226876.

678622002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1202949 + ... + 1203512.

It is an arithmetic number, because the mean of its divisors is an integer number (86632632).

Almost surely, 2^678622002 is an apocalyptic number.

678622002 is an abundant number, since it is smaller than the sum of its proper divisors (707500110).

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

678622002 is a wasteful number, since it uses less digits than its factorization.

678622002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2406513.

The product of its (nonzero) digits is 16128, while the sum is 33.

The square root of 678622002 is about 26050.3743159287. The cubic root of 678622002 is about 878.7715305319.

Adding to 678622002 its reverse (200226876), we get a palindrome (878848878).

The spelling of 678622002 in words is "six hundred seventy-eight million, six hundred twenty-two thousand, two".