700066 has 4 divisors (see below), whose sum is σ = 1050102. Its totient is φ = 350032.

The previous prime is 700057. The next prime is 700067. The reversal of 700066 is 660007.

700066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 660007 = 43 ⋅15349.

It can be written as a sum of positive squares in only one way, i.e., 594441 + 105625 = 771^2 + 325^2 .

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (700067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 175015 + ... + 175018.

2⁷⁰⁰⁰⁶⁶ is an apocalyptic number.

700066 is a deficient number, since it is larger than the sum of its proper divisors (350036).

700066 is a wasteful number, since it uses less digits than its factorization.

700066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350035.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 700066 is about 836.6994681485. The cubic root of 700066 is about 88.7931906420.

The spelling of 700066 in words is "seven hundred thousand, sixty-six".