700018 has 16 divisors (see below), whose sum is σ = 1171584. Its totient is φ = 310960.

The previous prime is 700001. The next prime is 700027. The reversal of 700018 is 810007.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 699974 and 700010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 696 + ... + 1372.

It is an arithmetic number, because the mean of its divisors is an integer number (73224).

2⁷⁰⁰⁰¹⁸ is an apocalyptic number.

700018 is a deficient number, since it is larger than the sum of its proper divisors (471566).

700018 is a wasteful number, since it uses less digits than its factorization.

700018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737.

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 700018 is about 836.6707835224. The cubic root of 700018 is about 88.7911612283.

The spelling of 700018 in words is "seven hundred thousand, eighteen".