684480011 has 8 divisors (see below), whose sum is σ = 714960480. Its totient is φ = 654458112.

The previous prime is 684479933. The next prime is 684480037. The reversal of 684480011 is 110084486.

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 684480011 - 2²² = 680285707 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 684480011.

It is not an unprimeable number, because it can be changed into a prime (684480311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111590 + ... + 117563.

It is an arithmetic number, because the mean of its divisors is an integer number (89370060).

Almost surely, 2^684480011 is an apocalyptic number.

684480011 is a deficient number, since it is larger than the sum of its proper divisors (30480469).

684480011 is a wasteful number, since it uses less digits than its factorization.

684480011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229285.

The product of its (nonzero) digits is 6144, while the sum is 32.

The square root of 684480011 is about 26162.5688914525. The cubic root of 684480011 is about 881.2928701979.

The spelling of 684480011 in words is "six hundred eighty-four million, four hundred eighty thousand, eleven".