678354683 has 8 divisors (see below), whose sum is σ = 696688560. Its totient is φ = 660248800.

The previous prime is 678354643. The next prime is 678354697. The reversal of 678354683 is 386453876.

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 678354683 - 2¹⁴ = 678338299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (678354613) 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, 50960 + ... + 62877.

It is an arithmetic number, because the mean of its divisors is an integer number (87086070).

Almost surely, 2^678354683 is an apocalyptic number.

678354683 is a deficient number, since it is larger than the sum of its proper divisors (18333877).

678354683 is a wasteful number, since it uses less digits than its factorization.

678354683 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113997.

The product of its digits is 2903040, while the sum is 50.

The square root of 678354683 is about 26045.2430013621. The cubic root of 678354683 is about 878.6561284485.

The spelling of 678354683 in words is "six hundred seventy-eight million, three hundred fifty-four thousand, six hundred eighty-three".