678836001 has 8 divisors (see below), whose sum is σ = 916020000. Its totient is φ = 447104672.

The previous prime is 678835981. The next prime is 678836033. The reversal of 678836001 is 100638876.

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

It is a cyclic number.

It is not a de Polignac number, because 678836001 - 2⁷ = 678835873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (678836051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1362876 + ... + 1363373.

It is an arithmetic number, because the mean of its divisors is an integer number (114502500).

Almost surely, 2^678836001 is an apocalyptic number.

It is an amenable number.

678836001 is a deficient number, since it is larger than the sum of its proper divisors (237183999).

678836001 is a wasteful number, since it uses less digits than its factorization.

678836001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2726335.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 678836001 is about 26054.4813995597. The cubic root of 678836001 is about 878.8638924379.

The spelling of 678836001 in words is "six hundred seventy-eight million, eight hundred thirty-six thousand, one".